2205675

素因数分解:

$3^2\times 5^2\times {\mathrm{9803}}^1$

素因数の和:9819

約数の個数: 18

約数和(自身を含む): 3951012

約数和(自身を除く): 1745337

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 9803, 29409, 49015, 88227, 147045, 245075, 441135, 735225, 2205675]

約数ペア:

[(1, 2205675), (3, 735225), (5, 441135), (9, 245075), (15, 147045), (25, 88227), (45, 49015), (75, 29409), (225, 9803)]