7981147868

素因数分解:

$2^2\times {\mathrm{127}}^1\times {\mathrm{15710921}}^1$

素因数の和:15711052

約数の個数: 12

約数和(自身を含む): 14076986112

約数和(自身を除く): 6095838244

約数列:

[1, 2, 4, 127, 254, 508, 15710921, 31421842, 62843684, 1995286967, 3990573934, 7981147868]

約数ペア:

[(1, 7981147868), (2, 3990573934), (4, 1995286967), (127, 62843684), (254, 31421842), (508, 15710921)]