1289673790

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{4447151}}^1$

素因数の和:4447187

約数の個数: 16

約数和(自身を含む): 2401462080

約数和(自身を除く): 1111788290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 4447151, 8894302, 22235755, 44471510, 128967379, 257934758, 644836895, 1289673790]

約数ペア:

[(1, 1289673790), (2, 644836895), (5, 257934758), (10, 128967379), (29, 44471510), (58, 22235755), (145, 8894302), (290, 4447151)]