80616417

素因数分解:

$3^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{4003}}^1$

素因数の和:4157

約数の個数: 24

約数和(自身を含む): 125981856

約数和(自身を除く): 45365439

約数列:

[1, 3, 7, 21, 49, 137, 147, 411, 959, 2877, 4003, 6713, 12009, 20139, 28021, 84063, 196147, 548411, 588441, 1645233, 3838877, 11516631, 26872139, 80616417]

約数ペア:

[(1, 80616417), (3, 26872139), (7, 11516631), (21, 3838877), (49, 1645233), (137, 588441), (147, 548411), (411, 196147), (959, 84063), (2877, 28021), (4003, 20139), (6713, 12009)]