660666

素因数分解:

$2^1\times 3^1\times {\mathrm{149}}^1\times {\mathrm{739}}^1$

素因数の和:893

約数の個数: 16

約数和(自身を含む): 1332000

約数和(自身を除く): 671334

約数列:

[1, 2, 3, 6, 149, 298, 447, 739, 894, 1478, 2217, 4434, 110111, 220222, 330333, 660666]

約数ペア:

[(1, 660666), (2, 330333), (3, 220222), (6, 110111), (149, 4434), (298, 2217), (447, 1478), (739, 894)]