387495

素因数分解:

$3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:199

約数の個数: 24

約数和(自身を含む): 686400

約数和(自身を除く): 298905

約数列:

[1, 3, 5, 9, 15, 45, 79, 109, 237, 327, 395, 545, 711, 981, 1185, 1635, 3555, 4905, 8611, 25833, 43055, 77499, 129165, 387495]

約数ペア:

[(1, 387495), (3, 129165), (5, 77499), (9, 43055), (15, 25833), (45, 8611), (79, 4905), (109, 3555), (237, 1635), (327, 1185), (395, 981), (545, 711)]