12686485

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{431}}^1$

素因数の和:501

約数の個数: 24

約数和(自身を含む): 18061056

約数和(自身を除く): 5374571

約数列:

[1, 5, 7, 29, 35, 145, 203, 431, 841, 1015, 2155, 3017, 4205, 5887, 12499, 15085, 29435, 62495, 87493, 362471, 437465, 1812355, 2537297, 12686485]

約数ペア:

[(1, 12686485), (5, 2537297), (7, 1812355), (29, 437465), (35, 362471), (145, 87493), (203, 62495), (431, 29435), (841, 15085), (1015, 12499), (2155, 5887), (3017, 4205)]