31290830

素因数分解:

$2^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{27691}}^1$

素因数の和:27811

約数の個数: 16

約数和(自身を含む): 56823984

約数和(自身を除く): 25533154

約数列:

[1, 2, 5, 10, 113, 226, 565, 1130, 27691, 55382, 138455, 276910, 3129083, 6258166, 15645415, 31290830]

約数ペア:

[(1, 31290830), (2, 15645415), (5, 6258166), (10, 3129083), (113, 276910), (226, 138455), (565, 55382), (1130, 27691)]