81910518

素因数分解:

$2^1\times 3^1\times {\mathrm{79}}^1\times {\mathrm{172807}}^1$

素因数の和:172891

約数の個数: 16

約数和(自身を含む): 165895680

約数和(自身を除く): 83985162

約数列:

[1, 2, 3, 6, 79, 158, 237, 474, 172807, 345614, 518421, 1036842, 13651753, 27303506, 40955259, 81910518]

約数ペア:

[(1, 81910518), (2, 40955259), (3, 27303506), (6, 13651753), (79, 1036842), (158, 518421), (237, 345614), (474, 172807)]