49729725

素因数分解:

$3^2\times 5^2\times {\mathrm{221021}}^1$

素因数の和:221037

約数の個数: 18

約数和(自身を含む): 89071866

約数和(自身を除く): 39342141

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 221021, 663063, 1105105, 1989189, 3315315, 5525525, 9945945, 16576575, 49729725]

約数ペア:

[(1, 49729725), (3, 16576575), (5, 9945945), (9, 5525525), (15, 3315315), (25, 1989189), (45, 1105105), (75, 663063), (225, 221021)]