12571216

素因数分解:

$2^4\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1049}}^1$

素因数の和:1171

約数の個数: 40

約数和(自身を含む): 28123200

約数和(自身を除く): 15551984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 107, 112, 214, 428, 749, 856, 1049, 1498, 1712, 2098, 2996, 4196, 5992, 7343, 8392, 11984, 14686, 16784, 29372, 58744, 112243, 117488, 224486, 448972, 785701, 897944, 1571402, 1795888, 3142804, 6285608, 12571216]

約数ペア:

[(1, 12571216), (2, 6285608), (4, 3142804), (7, 1795888), (8, 1571402), (14, 897944), (16, 785701), (28, 448972), (56, 224486), (107, 117488), (112, 112243), (214, 58744), (428, 29372), (749, 16784), (856, 14686), (1049, 11984), (1498, 8392), (1712, 7343), (2098, 5992), (2996, 4196)]