1668285

素因数分解:

$3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{283}}^1$

素因数の和:425

約数の個数: 24

約数和(自身を含む): 2924064

約数和(自身を除く): 1255779

約数列:

[1, 3, 5, 9, 15, 45, 131, 283, 393, 655, 849, 1179, 1415, 1965, 2547, 4245, 5895, 12735, 37073, 111219, 185365, 333657, 556095, 1668285]

約数ペア:

[(1, 1668285), (3, 556095), (5, 333657), (9, 185365), (15, 111219), (45, 37073), (131, 12735), (283, 5895), (393, 4245), (655, 2547), (849, 1965), (1179, 1415)]