64281915

素因数分解:

$3^2\times 5^1\times {\mathrm{739}}^1\times {\mathrm{1933}}^1$

素因数の和:2683

約数の個数: 24

約数和(自身を含む): 111630480

約数和(自身を除く): 47348565

約数列:

[1, 3, 5, 9, 15, 45, 739, 1933, 2217, 3695, 5799, 6651, 9665, 11085, 17397, 28995, 33255, 86985, 1428487, 4285461, 7142435, 12856383, 21427305, 64281915]

約数ペア:

[(1, 64281915), (3, 21427305), (5, 12856383), (9, 7142435), (15, 4285461), (45, 1428487), (739, 86985), (1933, 33255), (2217, 28995), (3695, 17397), (5799, 11085), (6651, 9665)]