80818913

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{14821}}^1$

素因数の和:14888

約数の個数: 16

約数和(自身を含む): 99603840

約数和(自身を除く): 18784927

約数列:

[1, 7, 19, 41, 133, 287, 779, 5453, 14821, 103747, 281599, 607661, 1971193, 4253627, 11545559, 80818913]

約数ペア:

[(1, 80818913), (7, 11545559), (19, 4253627), (41, 1971193), (133, 607661), (287, 281599), (779, 103747), (5453, 14821)]