30957017

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{20011}}^1$

素因数の和:20048

約数の個数: 16

約数和(自身を含む): 40344192

約数和(自身を除く): 9387175

約数列:

[1, 7, 13, 17, 91, 119, 221, 1547, 20011, 140077, 260143, 340187, 1821001, 2381309, 4422431, 30957017]

約数ペア:

[(1, 30957017), (7, 4422431), (13, 2381309), (17, 1821001), (91, 340187), (119, 260143), (221, 140077), (1547, 20011)]