31108532

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{421}}^1$

素因数の和:481

約数の個数: 72

約数和(自身を含む): 70718760

約数和(自身を除く): 39610228

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 29, 49, 52, 58, 91, 98, 116, 182, 196, 203, 364, 377, 406, 421, 637, 754, 812, 842, 1274, 1421, 1508, 1684, 2548, 2639, 2842, 2947, 5278, 5473, 5684, 5894, 10556, 10946, 11788, 12209, 18473, 20629, 21892, 24418, 36946, 38311, 41258, 48836, 73892, 76622, 82516, 85463, 153244, 158717, 170926, 268177, 317434, 341852, 536354, 598241, 634868, 1072708, 1111019, 1196482, 2222038, 2392964, 4444076, 7777133, 15554266, 31108532]

約数ペア:

[(1, 31108532), (2, 15554266), (4, 7777133), (7, 4444076), (13, 2392964), (14, 2222038), (26, 1196482), (28, 1111019), (29, 1072708), (49, 634868), (52, 598241), (58, 536354), (91, 341852), (98, 317434), (116, 268177), (182, 170926), (196, 158717), (203, 153244), (364, 85463), (377, 82516), (406, 76622), (421, 73892), (637, 48836), (754, 41258), (812, 38311), (842, 36946), (1274, 24418), (1421, 21892), (1508, 20629), (1684, 18473), (2548, 12209), (2639, 11788), (2842, 10946), (2947, 10556), (5278, 5894), (5473, 5684)]