31859828

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:217

約数の個数: 96

約数和(自身を含む): 76581120

約数和(自身を除く): 44721292

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 73, 77, 91, 109, 143, 146, 154, 182, 218, 286, 292, 308, 364, 436, 511, 572, 763, 803, 949, 1001, 1022, 1199, 1417, 1526, 1606, 1898, 2002, 2044, 2398, 2834, 3052, 3212, 3796, 4004, 4796, 5621, 5668, 6643, 7957, 8393, 9919, 10439, 11242, 13286, 15587, 15914, 16786, 19838, 20878, 22484, 26572, 31174, 31828, 33572, 39676, 41756, 55699, 62348, 73073, 87527, 103441, 109109, 111398, 146146, 175054, 206882, 218218, 222796, 292292, 350108, 413764, 436436, 612689, 724087, 1137851, 1225378, 1448174, 2275702, 2450756, 2896348, 4551404, 7964957, 15929914, 31859828]

約数ペア:

[(1, 31859828), (2, 15929914), (4, 7964957), (7, 4551404), (11, 2896348), (13, 2450756), (14, 2275702), (22, 1448174), (26, 1225378), (28, 1137851), (44, 724087), (52, 612689), (73, 436436), (77, 413764), (91, 350108), (109, 292292), (143, 222796), (146, 218218), (154, 206882), (182, 175054), (218, 146146), (286, 111398), (292, 109109), (308, 103441), (364, 87527), (436, 73073), (511, 62348), (572, 55699), (763, 41756), (803, 39676), (949, 33572), (1001, 31828), (1022, 31174), (1199, 26572), (1417, 22484), (1526, 20878), (1606, 19838), (1898, 16786), (2002, 15914), (2044, 15587), (2398, 13286), (2834, 11242), (3052, 10439), (3212, 9919), (3796, 8393), (4004, 7957), (4796, 6643), (5621, 5668)]