258396481

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{21499}}^1$

素因数の和:21624

約数の個数: 16

約数和(自身を含む): 315792000

約数和(自身を除く): 57395519

約数列:

[1, 7, 17, 101, 119, 707, 1717, 12019, 21499, 150493, 365483, 2171399, 2558381, 15199793, 36913783, 258396481]

約数ペア:

[(1, 258396481), (7, 36913783), (17, 15199793), (101, 2558381), (119, 2171399), (707, 365483), (1717, 150493), (12019, 21499)]