131490416

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{72727}}^1$

素因数の和:72848

約数の個数: 20

約数和(自身を含む): 257020752

約数和(自身を除く): 125530336

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 72727, 145454, 290908, 581816, 1163632, 8218151, 16436302, 32872604, 65745208, 131490416]

約数ペア:

[(1, 131490416), (2, 65745208), (4, 32872604), (8, 16436302), (16, 8218151), (113, 1163632), (226, 581816), (452, 290908), (904, 145454), (1808, 72727)]