217871366

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{461}}^1\times {\mathrm{12437}}^1$

素因数の和:12919

約数の個数: 16

約数和(自身を含む): 344781360

約数和(自身を除く): 126909994

約数列:

[1, 2, 19, 38, 461, 922, 8759, 12437, 17518, 24874, 236303, 472606, 5733457, 11466914, 108935683, 217871366]

約数ペア:

[(1, 217871366), (2, 108935683), (19, 11466914), (38, 5733457), (461, 472606), (922, 236303), (8759, 24874), (12437, 17518)]