2539755

素因数分解:

$3^4\times 5^1\times {\mathrm{6271}}^1$

素因数の和:6288

約数の個数: 20

約数和(自身を含む): 4553472

約数和(自身を除く): 2013717

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 6271, 18813, 31355, 56439, 94065, 169317, 282195, 507951, 846585, 2539755]

約数ペア:

[(1, 2539755), (3, 846585), (5, 507951), (9, 282195), (15, 169317), (27, 94065), (45, 56439), (81, 31355), (135, 18813), (405, 6271)]