71467376

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{953}}^1$

素因数の和:1113

約数の個数: 40

約数和(自身を含む): 143138160

約数和(自身を除く): 71670784

約数列:

[1, 2, 4, 8, 16, 43, 86, 109, 172, 218, 344, 436, 688, 872, 953, 1744, 1906, 3812, 4687, 7624, 9374, 15248, 18748, 37496, 40979, 74992, 81958, 103877, 163916, 207754, 327832, 415508, 655664, 831016, 1662032, 4466711, 8933422, 17866844, 35733688, 71467376]

約数ペア:

[(1, 71467376), (2, 35733688), (4, 17866844), (8, 8933422), (16, 4466711), (43, 1662032), (86, 831016), (109, 655664), (172, 415508), (218, 327832), (344, 207754), (436, 163916), (688, 103877), (872, 81958), (953, 74992), (1744, 40979), (1906, 37496), (3812, 18748), (4687, 15248), (7624, 9374)]