86891605

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{13037}}^1$

素因数の和:13116

約数の個数: 16

約数和(自身を含む): 110145024

約数和(自身を除く): 23253419

約数列:

[1, 5, 31, 43, 155, 215, 1333, 6665, 13037, 65185, 404147, 560591, 2020735, 2802955, 17378321, 86891605]

約数ペア:

[(1, 86891605), (5, 17378321), (31, 2802955), (43, 2020735), (155, 560591), (215, 404147), (1333, 65185), (6665, 13037)]