131097491

素因数分解:

$7^2\times {\mathrm{491}}^1\times {\mathrm{5449}}^1$

素因数の和:5954

約数の個数: 12

約数和(自身を含む): 152839800

約数和(自身を除く): 21742309

約数列:

[1, 7, 49, 491, 3437, 5449, 24059, 38143, 267001, 2675459, 18728213, 131097491]

約数ペア:

[(1, 131097491), (7, 18728213), (49, 2675459), (491, 267001), (3437, 38143), (5449, 24059)]