2487915

素因数分解:

$3^4\times 5^1\times {\mathrm{6143}}^1$

素因数の和:6160

約数の個数: 20

約数和(自身を含む): 4460544

約数和(自身を除く): 1972629

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 6143, 18429, 30715, 55287, 92145, 165861, 276435, 497583, 829305, 2487915]

約数ペア:

[(1, 2487915), (3, 829305), (5, 497583), (9, 276435), (15, 165861), (27, 92145), (45, 55287), (81, 30715), (135, 18429), (405, 6143)]