156639807

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{619}}^1\times {\mathrm{907}}^1$

素因数の和:1563

約数の個数: 24

約数和(自身を含む): 234191360

約数和(自身を除く): 77551553

約数列:

[1, 3, 9, 31, 93, 279, 619, 907, 1857, 2721, 5571, 8163, 19189, 28117, 57567, 84351, 172701, 253053, 561433, 1684299, 5052897, 17404423, 52213269, 156639807]

約数ペア:

[(1, 156639807), (3, 52213269), (9, 17404423), (31, 5052897), (93, 1684299), (279, 561433), (619, 253053), (907, 172701), (1857, 84351), (2721, 57567), (5571, 28117), (8163, 19189)]