156621951

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{187123}}^1$

素因数の和:187163

約数の個数: 16

約数和(自身を含む): 239518720

約数和(自身を除く): 82896769

約数列:

[1, 3, 9, 27, 31, 93, 279, 837, 187123, 561369, 1684107, 5052321, 5800813, 17402439, 52207317, 156621951]

約数ペア:

[(1, 156621951), (3, 52207317), (9, 17402439), (27, 5800813), (31, 5052321), (93, 1684107), (279, 561369), (837, 187123)]