131480906

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{11317}}^1$

素因数の和:11513

約数の個数: 16

約数和(自身を含む): 203859816

約数和(自身を除く): 72378910

約数列:

[1, 2, 37, 74, 157, 314, 5809, 11317, 11618, 22634, 418729, 837458, 1776769, 3553538, 65740453, 131480906]

約数ペア:

[(1, 131480906), (2, 65740453), (37, 3553538), (74, 1776769), (157, 837458), (314, 418729), (5809, 22634), (11317, 11618)]