520048647

素因数分解:

$3^3\times {\mathrm{131}}^1\times {\mathrm{147031}}^1$

素因数の和:147171

約数の個数: 16

約数和(自身を含む): 776328960

約数和(自身を除く): 256280313

約数列:

[1, 3, 9, 27, 131, 393, 1179, 3537, 147031, 441093, 1323279, 3969837, 19261061, 57783183, 173349549, 520048647]

約数ペア:

[(1, 520048647), (3, 173349549), (9, 57783183), (27, 19261061), (131, 3969837), (393, 1323279), (1179, 441093), (3537, 147031)]