390841725

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{127103}}^1$

素因数の和:127157

約数の個数: 24

約数和(自身を含む): 661957632

約数和(自身を除く): 271115907

約数列:

[1, 3, 5, 15, 25, 41, 75, 123, 205, 615, 1025, 3075, 127103, 381309, 635515, 1906545, 3177575, 5211223, 9532725, 15633669, 26056115, 78168345, 130280575, 390841725]

約数ペア:

[(1, 390841725), (3, 130280575), (5, 78168345), (15, 26056115), (25, 15633669), (41, 9532725), (75, 5211223), (123, 3177575), (205, 1906545), (615, 635515), (1025, 381309), (3075, 127103)]