208322455

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{1571}}^1\times {\mathrm{2411}}^1$

素因数の和:3998

約数の個数: 16

約数和(自身を含む): 272999808

約数和(自身を除く): 64677353

約数列:

[1, 5, 11, 55, 1571, 2411, 7855, 12055, 17281, 26521, 86405, 132605, 3787681, 18938405, 41664491, 208322455]

約数ペア:

[(1, 208322455), (5, 41664491), (11, 18938405), (55, 3787681), (1571, 132605), (2411, 86405), (7855, 26521), (12055, 17281)]