56686521

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{541}}^1\times {\mathrm{659}}^1$

素因数の和:1256

約数の個数: 16

約数和(自身を含む): 77267520

約数和(自身を除く): 20580999

約数列:

[1, 3, 53, 159, 541, 659, 1623, 1977, 28673, 34927, 86019, 104781, 356519, 1069557, 18895507, 56686521]

約数ペア:

[(1, 56686521), (3, 18895507), (53, 1069557), (159, 356519), (541, 104781), (659, 86019), (1623, 34927), (1977, 28673)]