15831995

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1\times {\mathrm{269}}^1$

素因数の和:502

約数の個数: 16

約数和(自身を含む): 19440000

約数和(自身を除く): 3608005

約数列:

[1, 5, 79, 149, 269, 395, 745, 1345, 11771, 21251, 40081, 58855, 106255, 200405, 3166399, 15831995]

約数ペア:

[(1, 15831995), (5, 3166399), (79, 200405), (149, 106255), (269, 58855), (395, 40081), (745, 21251), (1345, 11771)]