28688607

素因数分解:

$3^3\times {\mathrm{131}}^1\times {\mathrm{8111}}^1$

素因数の和:8251

約数の個数: 16

約数和(自身を含む): 42831360

約数和(自身を除く): 14142753

約数列:

[1, 3, 9, 27, 131, 393, 1179, 3537, 8111, 24333, 72999, 218997, 1062541, 3187623, 9562869, 28688607]

約数ペア:

[(1, 28688607), (3, 9562869), (9, 3187623), (27, 1062541), (131, 218997), (393, 72999), (1179, 24333), (3537, 8111)]