How many factors does 222222222222?

Answer 1

Here are the factors. You count them.

1, 2, 3, 6, 7, 11, 13, 14, 21, 22, 26, 33, 37, 39, 42, 66, 74, 77, 78, 91, 101, 111, 143, 154, 182, 202, 222, 231, 259, 273, 286, 303, 407, 429, 462, 481, 518, 546, 606, 707, 777, 814, 858, 962, 1001, 1111, 1221, 1313, 1414, 1443, 1554, 2002, 2121, 2222, 2442, 2626, 2849, 2886, 3003, 3333, 3367, 3737, 3939, 4242, 5291, 5698, 6006, 6666, 6734, 7474, 7777, 7878, 8547, 9191, 9901, 10101, 10582, 11211, 14443, 15554, 15873, 17094, 18382, 19802, 20202, 22422, 23331, 26159, 27573, 28886, 29703, 31746, 37037, 41107, 43329, 46662, 48581, 52318, 55146, 59406, 69307, 74074, 78477, 82214, 86658, 97162, 101101, 108911, 111111, 123321, 128713, 138614, 145743, 156954, 202202, 207921, 217822, 222222, 246642, 257426, 287749, 291486, 303303, 326733, 340067, 366337, 386139, 415842, 534391, 575498, 606606, 653466, 680134, 732674, 762377, 772278, 863247, 900991, 1000001, 1020201, 1068782, 1099011, 1415843, 1524754, 1603173, 1726494, 1801982, 2000002, 2040402, 2198022, 2287131, 2564359, 2702973, 2831686, 3000003, 3206346, 3740737, 4029707, 4247529, 4574262, 4762381, 5128718, 5405946, 6000006, 7000007, 7481474, 7693077, 8059414, 8495058, 9524762, 9910901, 11000011, 11222211, 12089121, 13000013, 14000014, 14287143, 15386154, 19821802, 21000021, 22000022, 22444422, 24178242, 26000026, 28207949, 28574286, 29732703, 33000033, 33336667, 37000037, 39000039, 42000042, 52386191, 56415898, 59465406, 66000066, 66673334, 74000074, 77000077, 78000078, 84623847, 91000091, 100010001, 104772382, 111000111, 143000143, 154000154, 157158573, 169247694, 182000182, 200020002, 222000222, 231000231, 259000259, 273000273, 286000286, 314317146, 366703337, 407000407, 429000429, 462000462, 481000481, 518000518, 546000546, 733406674, 777000777, 814000814, 858000858, 962000962, 1001001001, 1100110011, 1221001221, 1443001443, 1554001554, 2002002002, 2200220022, 2442002442, 2849002849, 2886002886, 3003003003, 3367003367, 5291005291, 5698005698, 6006006006, 6734006734, 8547008547, 10101010101, 10582010582, 15873015873, 17094017094, 20202020202, 31746031746, 37037037037, 74074074074, 111111111111, 222222222222

Answer 2

222222222222