81668541

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{509}}^1\times {\mathrm{677}}^1$

素因数の和:1268

約数の個数: 16

約数和(自身を含む): 110649600

約数和(自身を除く): 28981059

約数列:

[1, 3, 79, 237, 509, 677, 1527, 2031, 40211, 53483, 120633, 160449, 344593, 1033779, 27222847, 81668541]

約数ペア:

[(1, 81668541), (3, 27222847), (79, 1033779), (237, 344593), (509, 160449), (677, 120633), (1527, 53483), (2031, 40211)]