291509968

素因数分解:

$2^4\times {\mathrm{659}}^1\times {\mathrm{27647}}^1$

素因数の和:28314

約数の個数: 20

約数和(自身を含む): 565678080

約数和(自身を除く): 274168112

約数列:

[1, 2, 4, 8, 16, 659, 1318, 2636, 5272, 10544, 27647, 55294, 110588, 221176, 442352, 18219373, 36438746, 72877492, 145754984, 291509968]

約数ペア:

[(1, 291509968), (2, 145754984), (4, 72877492), (8, 36438746), (16, 18219373), (659, 442352), (1318, 221176), (2636, 110588), (5272, 55294), (10544, 27647)]