13940855

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1697}}^1$

素因数の和:1786

約数の個数: 16

約数和(自身を含む): 17604864

約数和(自身を除く): 3664009

約数列:

[1, 5, 31, 53, 155, 265, 1643, 1697, 8215, 8485, 52607, 89941, 263035, 449705, 2788171, 13940855]

約数ペア:

[(1, 13940855), (5, 2788171), (31, 449705), (53, 263035), (155, 89941), (265, 52607), (1643, 8485), (1697, 8215)]