56790225

素因数分解:

$3^2\times 5^2\times {\mathrm{252401}}^1$

素因数の和:252417

約数の個数: 18

約数和(自身を含む): 101718006

約数和(自身を除く): 44927781

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 252401, 757203, 1262005, 2271609, 3786015, 6310025, 11358045, 18930075, 56790225]

約数ペア:

[(1, 56790225), (3, 18930075), (5, 11358045), (9, 6310025), (15, 3786015), (25, 2271609), (45, 1262005), (75, 757203), (225, 252401)]