1245157081

素因数分解:

$7^2\times {\mathrm{89}}^1\times {\mathrm{285521}}^1$

素因数の和:285624

約数の個数: 12

約数和(自身を含む): 1464727860

約数和(自身を除く): 219570779

約数列:

[1, 7, 49, 89, 623, 4361, 285521, 1998647, 13990529, 25411369, 177879583, 1245157081]

約数ペア:

[(1, 1245157081), (7, 177879583), (49, 25411369), (89, 13990529), (623, 1998647), (4361, 285521)]