80490837

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{81551}}^1$

素因数の和:81608

約数の個数: 16

約数和(自身を含む): 125263872

約数和(自身を除く): 44773035

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 81551, 244653, 570857, 1712571, 3832897, 11498691, 26830279, 80490837]

約数ペア:

[(1, 80490837), (3, 26830279), (7, 11498691), (21, 3832897), (47, 1712571), (141, 570857), (329, 244653), (987, 81551)]