12912683

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{577}}^1$

素因数の和:746

約数の個数: 16

約数和(自身を含む): 15536640

約数和(自身を除く): 2623957

約数列:

[1, 7, 23, 139, 161, 577, 973, 3197, 4039, 13271, 22379, 80203, 92897, 561421, 1844669, 12912683]

約数ペア:

[(1, 12912683), (7, 1844669), (23, 561421), (139, 92897), (161, 80203), (577, 22379), (973, 13271), (3197, 4039)]