166572225

素因数分解:

$3^2\times 5^2\times {\mathrm{740321}}^1$

素因数の和:740337

約数の個数: 18

約数和(自身を含む): 298349766

約数和(自身を除く): 131777541

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 740321, 2220963, 3701605, 6662889, 11104815, 18508025, 33314445, 55524075, 166572225]

約数ペア:

[(1, 166572225), (3, 55524075), (5, 33314445), (9, 18508025), (15, 11104815), (25, 6662889), (45, 3701605), (75, 2220963), (225, 740321)]