2643905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{907}}^1$

素因数の和:976

約数の個数: 16

約数和(自身を含む): 3530304

約数和(自身を除く): 886399

約数列:

[1, 5, 11, 53, 55, 265, 583, 907, 2915, 4535, 9977, 48071, 49885, 240355, 528781, 2643905]

約数ペア:

[(1, 2643905), (5, 528781), (11, 240355), (53, 49885), (55, 48071), (265, 9977), (583, 4535), (907, 2915)]