2570805

素因数分解:

$3^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:290

約数の個数: 32

約数和(自身を含む): 4636800

約数和(自身を除く): 2065995

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 137, 139, 411, 417, 685, 695, 1233, 1251, 2055, 2085, 3699, 3753, 6165, 6255, 18495, 18765, 19043, 57129, 95215, 171387, 285645, 514161, 856935, 2570805]

約数ペア:

[(1, 2570805), (3, 856935), (5, 514161), (9, 285645), (15, 171387), (27, 95215), (45, 57129), (135, 19043), (137, 18765), (139, 18495), (411, 6255), (417, 6165), (685, 3753), (695, 3699), (1233, 2085), (1251, 2055)]