7712415

素因数分解:

$3^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:293

約数の個数: 40

約数和(自身を含む): 14026320

約数和(自身を除く): 6313905

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 137, 139, 405, 411, 417, 685, 695, 1233, 1251, 2055, 2085, 3699, 3753, 6165, 6255, 11097, 11259, 18495, 18765, 19043, 55485, 56295, 57129, 95215, 171387, 285645, 514161, 856935, 1542483, 2570805, 7712415]

約数ペア:

[(1, 7712415), (3, 2570805), (5, 1542483), (9, 856935), (15, 514161), (27, 285645), (45, 171387), (81, 95215), (135, 57129), (137, 56295), (139, 55485), (405, 19043), (411, 18765), (417, 18495), (685, 11259), (695, 11097), (1233, 6255), (1251, 6165), (2055, 3753), (2085, 3699)]