68629725

素因数分解:

$3^2\times 5^2\times {\mathrm{305021}}^1$

素因数の和:305037

約数の個数: 18

約数和(自身を含む): 122923866

約数和(自身を除く): 54294141

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 305021, 915063, 1525105, 2745189, 4575315, 7625525, 13725945, 22876575, 68629725]

約数ペア:

[(1, 68629725), (3, 22876575), (5, 13725945), (9, 7625525), (15, 4575315), (25, 2745189), (45, 1525105), (75, 915063), (225, 305021)]