31067764

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:257

約数の個数: 72

約数和(自身を含む): 69378120

約数和(自身を除く): 38310356

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 89, 91, 98, 137, 178, 182, 196, 274, 356, 364, 548, 623, 637, 959, 1157, 1246, 1274, 1781, 1918, 2314, 2492, 2548, 3562, 3836, 4361, 4628, 6713, 7124, 8099, 8722, 12193, 12467, 13426, 16198, 17444, 24386, 24934, 26852, 32396, 48772, 49868, 56693, 85351, 87269, 113386, 158509, 170702, 174538, 226772, 317018, 341404, 349076, 597457, 634036, 1109563, 1194914, 2219126, 2389828, 4438252, 7766941, 15533882, 31067764]

約数ペア:

[(1, 31067764), (2, 15533882), (4, 7766941), (7, 4438252), (13, 2389828), (14, 2219126), (26, 1194914), (28, 1109563), (49, 634036), (52, 597457), (89, 349076), (91, 341404), (98, 317018), (137, 226772), (178, 174538), (182, 170702), (196, 158509), (274, 113386), (356, 87269), (364, 85351), (548, 56693), (623, 49868), (637, 48772), (959, 32396), (1157, 26852), (1246, 24934), (1274, 24386), (1781, 17444), (1918, 16198), (2314, 13426), (2492, 12467), (2548, 12193), (3562, 8722), (3836, 8099), (4361, 7124), (4628, 6713)]