81319874

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{541}}^1\times {\mathrm{4421}}^1$

素因数の和:4981

約数の個数: 16

約数和(自身を含む): 129423096

約数和(自身を除く): 48103222

約数列:

[1, 2, 17, 34, 541, 1082, 4421, 8842, 9197, 18394, 75157, 150314, 2391761, 4783522, 40659937, 81319874]

約数ペア:

[(1, 81319874), (2, 40659937), (17, 4783522), (34, 2391761), (541, 150314), (1082, 75157), (4421, 18394), (8842, 9197)]