2568915

素因数分解:

$3^4\times 5^1\times {\mathrm{6343}}^1$

素因数の和:6360

約数の個数: 20

約数和(自身を含む): 4605744

約数和(自身を除く): 2036829

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 6343, 19029, 31715, 57087, 95145, 171261, 285435, 513783, 856305, 2568915]

約数ペア:

[(1, 2568915), (3, 856305), (5, 513783), (9, 285435), (15, 171261), (27, 95145), (45, 57087), (81, 31715), (135, 19029), (405, 6343)]