388957302

素因数分解:

$2^1\times 3^4\times {\mathrm{2400971}}^1$

素因数の和:2400985

約数の個数: 20

約数和(自身を含む): 871552836

約数和(自身を除く): 482595534

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 2400971, 4801942, 7202913, 14405826, 21608739, 43217478, 64826217, 129652434, 194478651, 388957302]

約数ペア:

[(1, 388957302), (2, 194478651), (3, 129652434), (6, 64826217), (9, 43217478), (18, 21608739), (27, 14405826), (54, 7202913), (81, 4801942), (162, 2400971)]