80900451

素因数分解:

$3^4\times {\mathrm{661}}^1\times {\mathrm{1511}}^1$

素因数の和:2184

約数の個数: 20

約数和(自身を含む): 121114224

約数和(自身を除く): 40213773

約数列:

[1, 3, 9, 27, 81, 661, 1511, 1983, 4533, 5949, 13599, 17847, 40797, 53541, 122391, 998771, 2996313, 8988939, 26966817, 80900451]

約数ペア:

[(1, 80900451), (3, 26966817), (9, 8988939), (27, 2996313), (81, 998771), (661, 122391), (1511, 53541), (1983, 40797), (4533, 17847), (5949, 13599)]