4455225

素因数分解:

$3^2\times 5^2\times {\mathrm{19801}}^1$

素因数の和:19817

約数の個数: 18

約数和(自身を含む): 7980206

約数和(自身を除く): 3524981

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 19801, 59403, 99005, 178209, 297015, 495025, 891045, 1485075, 4455225]

約数ペア:

[(1, 4455225), (3, 1485075), (5, 891045), (9, 495025), (15, 297015), (25, 178209), (45, 99005), (75, 59403), (225, 19801)]