25517511

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{13697}}^1$

素因数の和:13732

約数の個数: 20

約数和(自身を含む): 39778992

約数和(自身を除く): 14261481

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 13697, 41091, 123273, 315031, 369819, 945093, 1109457, 2835279, 8505837, 25517511]

約数ペア:

[(1, 25517511), (3, 8505837), (9, 2835279), (23, 1109457), (27, 945093), (69, 369819), (81, 315031), (207, 123273), (621, 41091), (1863, 13697)]