31343767

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{20261}}^1$

素因数の和:20298

約数の個数: 16

約数和(自身を含む): 40848192

約数和(自身を除く): 9504425

約数列:

[1, 7, 13, 17, 91, 119, 221, 1547, 20261, 141827, 263393, 344437, 1843751, 2411059, 4477681, 31343767]

約数ペア:

[(1, 31343767), (7, 4477681), (13, 2411059), (17, 1843751), (91, 344437), (119, 263393), (221, 141827), (1547, 20261)]