90153225

素因数分解:

$3^2\times 5^2\times {\mathrm{400681}}^1$

素因数の和:400697

約数の個数: 18

約数和(自身を含む): 161474846

約数和(自身を除く): 71321621

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 400681, 1202043, 2003405, 3606129, 6010215, 10017025, 18030645, 30051075, 90153225]

約数ペア:

[(1, 90153225), (3, 30051075), (5, 18030645), (9, 10017025), (15, 6010215), (25, 3606129), (45, 2003405), (75, 1202043), (225, 400681)]