81186621

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{269}}^1\times {\mathrm{2719}}^1$

素因数の和:3028

約数の個数: 16

約数和(自身を含む): 111628800

約数和(自身を除く): 30442179

約数列:

[1, 3, 37, 111, 269, 807, 2719, 8157, 9953, 29859, 100603, 301809, 731411, 2194233, 27062207, 81186621]

約数ペア:

[(1, 81186621), (3, 27062207), (37, 2194233), (111, 731411), (269, 301809), (807, 100603), (2719, 29859), (8157, 9953)]