9180225

素因数分解:

$3^2\times 5^2\times {\mathrm{40801}}^1$

素因数の和:40817

約数の個数: 18

約数和(自身を含む): 16443206

約数和(自身を除く): 7262981

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 40801, 122403, 204005, 367209, 612015, 1020025, 1836045, 3060075, 9180225]

約数ペア:

[(1, 9180225), (3, 3060075), (5, 1836045), (9, 1020025), (15, 612015), (25, 367209), (45, 204005), (75, 122403), (225, 40801)]