39960225

素因数分解:

$3^2\times 5^2\times {\mathrm{177601}}^1$

素因数の和:177617

約数の個数: 18

約数和(自身を含む): 71573606

約数和(自身を除く): 31613381

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 177601, 532803, 888005, 1598409, 2664015, 4440025, 7992045, 13320075, 39960225]

約数ペア:

[(1, 39960225), (3, 13320075), (5, 7992045), (9, 4440025), (15, 2664015), (25, 1598409), (45, 888005), (75, 532803), (225, 177601)]