2171455

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3037}}^1$

素因数の和:3066

約数の個数: 16

約数和(自身を含む): 3062304

約数和(自身を除く): 890849

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 3037, 15185, 33407, 39481, 167035, 197405, 434291, 2171455]

約数ペア:

[(1, 2171455), (5, 434291), (11, 197405), (13, 167035), (55, 39481), (65, 33407), (143, 15185), (715, 3037)]