8270405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1$

素因数の和:341

約数の個数: 32

約数和(自身を含む): 11975040

約数和(自身を除く): 3704635

約数列:

[1, 5, 11, 13, 43, 55, 65, 143, 215, 269, 473, 559, 715, 1345, 2365, 2795, 2959, 3497, 6149, 11567, 14795, 17485, 30745, 38467, 57835, 127237, 150371, 192335, 636185, 751855, 1654081, 8270405]

約数ペア:

[(1, 8270405), (5, 1654081), (11, 751855), (13, 636185), (43, 192335), (55, 150371), (65, 127237), (143, 57835), (215, 38467), (269, 30745), (473, 17485), (559, 14795), (715, 11567), (1345, 6149), (2365, 3497), (2795, 2959)]