156978621

素因数分解:

$3^3\times {\mathrm{2351}}^1\times {\mathrm{2473}}^1$

素因数の和:4833

約数の個数: 16

約数和(自身を含む): 232753920

約数和(自身を除く): 75775299

約数列:

[1, 3, 9, 27, 2351, 2473, 7053, 7419, 21159, 22257, 63477, 66771, 5814023, 17442069, 52326207, 156978621]

約数ペア:

[(1, 156978621), (3, 52326207), (9, 17442069), (27, 5814023), (2351, 66771), (2473, 63477), (7053, 22257), (7419, 21159)]