388228905

素因数分解:

$3^2\times 5^1\times {\mathrm{727}}^1\times {\mathrm{11867}}^1$

素因数の和:12605

約数の個数: 24

約数和(自身を含む): 673912512

約数和(自身を除く): 285683607

約数列:

[1, 3, 5, 9, 15, 45, 727, 2181, 3635, 6543, 10905, 11867, 32715, 35601, 59335, 106803, 178005, 534015, 8627309, 25881927, 43136545, 77645781, 129409635, 388228905]

約数ペア:

[(1, 388228905), (3, 129409635), (5, 77645781), (9, 43136545), (15, 25881927), (45, 8627309), (727, 534015), (2181, 178005), (3635, 106803), (6543, 59335), (10905, 35601), (11867, 32715)]