16200495

素因数分解:

$3^2\times 5^1\times {\mathrm{521}}^1\times {\mathrm{691}}^1$

素因数の和:1223

約数の個数: 24

約数和(自身を含む): 28175472

約数和(自身を除く): 11974977

約数列:

[1, 3, 5, 9, 15, 45, 521, 691, 1563, 2073, 2605, 3455, 4689, 6219, 7815, 10365, 23445, 31095, 360011, 1080033, 1800055, 3240099, 5400165, 16200495]

約数ペア:

[(1, 16200495), (3, 5400165), (5, 3240099), (9, 1800055), (15, 1080033), (45, 360011), (521, 31095), (691, 23445), (1563, 10365), (2073, 7815), (2605, 6219), (3455, 4689)]