18280801

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{113}}^1\times {\mathrm{191}}^1$

素因数の和:333

約数の個数: 24

約数和(自身を含む): 23288832

約数和(自身を除く): 5008031

約数列:

[1, 7, 11, 77, 113, 121, 191, 791, 847, 1243, 1337, 2101, 8701, 13673, 14707, 21583, 23111, 95711, 151081, 161777, 237413, 1661891, 2611543, 18280801]

約数ペア:

[(1, 18280801), (7, 2611543), (11, 1661891), (77, 237413), (113, 161777), (121, 151081), (191, 95711), (791, 23111), (847, 21583), (1243, 14707), (1337, 13673), (2101, 8701)]