12391315

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{787}}^1$

素因数の和:906

約数の個数: 16

約数和(自身を含む): 15432192

約数和(自身を除く): 3040877

約数列:

[1, 5, 47, 67, 235, 335, 787, 3149, 3935, 15745, 36989, 52729, 184945, 263645, 2478263, 12391315]

約数ペア:

[(1, 12391315), (5, 2478263), (47, 263645), (67, 184945), (235, 52729), (335, 36989), (787, 15745), (3149, 3935)]