12705749

素因数分解:

$7^3\times {\mathrm{17}}^1\times {\mathrm{2179}}^1$

素因数の和:2217

約数の個数: 16

約数和(自身を含む): 15696000

約数和(自身を除く): 2990251

約数列:

[1, 7, 17, 49, 119, 343, 833, 2179, 5831, 15253, 37043, 106771, 259301, 747397, 1815107, 12705749]

約数ペア:

[(1, 12705749), (7, 1815107), (17, 747397), (49, 259301), (119, 106771), (343, 37043), (833, 15253), (2179, 5831)]