31295368

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{571}}^1$

素因数の和:638

約数の個数: 64

約数和(自身を含む): 69189120

約数和(自身を除く): 37893752

約数列:

[1, 2, 4, 8, 13, 17, 26, 31, 34, 52, 62, 68, 104, 124, 136, 221, 248, 403, 442, 527, 571, 806, 884, 1054, 1142, 1612, 1768, 2108, 2284, 3224, 4216, 4568, 6851, 7423, 9707, 13702, 14846, 17701, 19414, 27404, 29692, 35402, 38828, 54808, 59384, 70804, 77656, 126191, 141608, 230113, 252382, 300917, 460226, 504764, 601834, 920452, 1009528, 1203668, 1840904, 2407336, 3911921, 7823842, 15647684, 31295368]

約数ペア:

[(1, 31295368), (2, 15647684), (4, 7823842), (8, 3911921), (13, 2407336), (17, 1840904), (26, 1203668), (31, 1009528), (34, 920452), (52, 601834), (62, 504764), (68, 460226), (104, 300917), (124, 252382), (136, 230113), (221, 141608), (248, 126191), (403, 77656), (442, 70804), (527, 59384), (571, 54808), (806, 38828), (884, 35402), (1054, 29692), (1142, 27404), (1612, 19414), (1768, 17701), (2108, 14846), (2284, 13702), (3224, 9707), (4216, 7423), (4568, 6851)]