12586525168

素因数分解:

$2^4\times 7^1\times {\mathrm{229}}^1\times {\mathrm{490741}}^1$

素因数の和:490985

約数の個数: 40

約数和(自身を含む): 27991923680

約数和(自身を除く): 15405398512

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 229, 458, 916, 1603, 1832, 3206, 3664, 6412, 12824, 25648, 490741, 981482, 1962964, 3435187, 3925928, 6870374, 7851856, 13740748, 27481496, 54962992, 112379689, 224759378, 449518756, 786657823, 899037512, 1573315646, 1798075024, 3146631292, 6293262584, 12586525168]

約数ペア:

[(1, 12586525168), (2, 6293262584), (4, 3146631292), (7, 1798075024), (8, 1573315646), (14, 899037512), (16, 786657823), (28, 449518756), (56, 224759378), (112, 112379689), (229, 54962992), (458, 27481496), (916, 13740748), (1603, 7851856), (1832, 6870374), (3206, 3925928), (3664, 3435187), (6412, 1962964), (12824, 981482), (25648, 490741)]