163970495

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{2351}}^1$

素因数の和:2435

約数の個数: 32

約数和(自身を含む): 225227520

約数和(自身を除く): 61257025

約数列:

[1, 5, 13, 29, 37, 65, 145, 185, 377, 481, 1073, 1885, 2351, 2405, 5365, 11755, 13949, 30563, 68179, 69745, 86987, 152815, 340895, 434935, 886327, 1130831, 2522623, 4431635, 5654155, 12613115, 32794099, 163970495]

約数ペア:

[(1, 163970495), (5, 32794099), (13, 12613115), (29, 5654155), (37, 4431635), (65, 2522623), (145, 1130831), (185, 886327), (377, 434935), (481, 340895), (1073, 152815), (1885, 86987), (2351, 69745), (2405, 68179), (5365, 30563), (11755, 13949)]