78857373

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{220889}}^1$

素因数の和:220916

約数の個数: 16

約数和(自身を含む): 127232640

約数和(自身を除く): 48375267

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 220889, 662667, 1546223, 3755113, 4638669, 11265339, 26285791, 78857373]

約数ペア:

[(1, 78857373), (3, 26285791), (7, 11265339), (17, 4638669), (21, 3755113), (51, 1546223), (119, 662667), (357, 220889)]