205576995

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{28493}}^1$

素因数の和:28551

約数の個数: 32

約数和(自身を含む): 363811392

約数和(自身を除く): 158234397

約数列:

[1, 3, 5, 13, 15, 37, 39, 65, 111, 185, 195, 481, 555, 1443, 2405, 7215, 28493, 85479, 142465, 370409, 427395, 1054241, 1111227, 1852045, 3162723, 5271205, 5556135, 13705133, 15813615, 41115399, 68525665, 205576995]

約数ペア:

[(1, 205576995), (3, 68525665), (5, 41115399), (13, 15813615), (15, 13705133), (37, 5556135), (39, 5271205), (65, 3162723), (111, 1852045), (185, 1111227), (195, 1054241), (481, 427395), (555, 370409), (1443, 142465), (2405, 85479), (7215, 28493)]