61687215

素因数分解:

$3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{13309}}^1$

素因数の和:13423

約数の個数: 24

約数和(自身を含む): 107970720

約数和(自身を除く): 46283505

約数列:

[1, 3, 5, 9, 15, 45, 103, 309, 515, 927, 1545, 4635, 13309, 39927, 66545, 119781, 199635, 598905, 1370827, 4112481, 6854135, 12337443, 20562405, 61687215]

約数ペア:

[(1, 61687215), (3, 20562405), (5, 12337443), (9, 6854135), (15, 4112481), (45, 1370827), (103, 598905), (309, 199635), (515, 119781), (927, 66545), (1545, 39927), (4635, 13309)]