156733281

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{245279}}^1$

素因数の和:245356

約数の個数: 12

約数和(自身を含む): 229582080

約数和(自身を除く): 72848799

約数列:

[1, 3, 9, 71, 213, 639, 245279, 735837, 2207511, 17414809, 52244427, 156733281]

約数ペア:

[(1, 156733281), (3, 52244427), (9, 17414809), (71, 2207511), (213, 735837), (639, 245279)]