678490802

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{283}}^1\times {\mathrm{9907}}^1$

素因数の和:10214

約数の個数: 24

約数和(自身を含む): 1122734928

約数和(自身を除く): 444244126

約数列:

[1, 2, 11, 22, 121, 242, 283, 566, 3113, 6226, 9907, 19814, 34243, 68486, 108977, 217954, 1198747, 2397494, 2803681, 5607362, 30840491, 61680982, 339245401, 678490802]

約数ペア:

[(1, 678490802), (2, 339245401), (11, 61680982), (22, 30840491), (121, 5607362), (242, 2803681), (283, 2397494), (566, 1198747), (3113, 217954), (6226, 108977), (9907, 68486), (19814, 34243)]