201602205

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{640007}}^1$

素因数の和:640025

約数の個数: 24

約数和(自身を含む): 399364992

約数和(自身を除く): 197762787

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 640007, 1920021, 3200035, 4480049, 5760063, 9600105, 13440147, 22400245, 28800315, 40320441, 67200735, 201602205]

約数ペア:

[(1, 201602205), (3, 67200735), (5, 40320441), (7, 28800315), (9, 22400245), (15, 13440147), (21, 9600105), (35, 5760063), (45, 4480049), (63, 3200035), (105, 1920021), (315, 640007)]