855105

素因数分解:

$3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{523}}^1$

素因数の和:640

約数の個数: 16

約数和(自身を含む): 1383360

約数和(自身を除く): 528255

約数列:

[1, 3, 5, 15, 109, 327, 523, 545, 1569, 1635, 2615, 7845, 57007, 171021, 285035, 855105]

約数ペア:

[(1, 855105), (3, 285035), (5, 171021), (15, 57007), (109, 7845), (327, 2615), (523, 1635), (545, 1569)]