72028131

素因数分解:

$3^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{7639}}^1$

素因数の和:8098

約数の個数: 16

約数和(自身を含む): 110016000

約数和(自身を除く): 37987869

約数列:

[1, 3, 7, 21, 449, 1347, 3143, 7639, 9429, 22917, 53473, 160419, 3429911, 10289733, 24009377, 72028131]

約数ペア:

[(1, 72028131), (3, 24009377), (7, 10289733), (21, 3429911), (449, 160419), (1347, 53473), (3143, 22917), (7639, 9429)]