397922293

素因数分解:

${\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{233}}^1\times {\mathrm{619}}^1$

素因数の和:972

約数の個数: 16

約数和(自身を含む): 417830400

約数和(自身を除く): 19908107

約数列:

[1, 31, 89, 233, 619, 2759, 7223, 19189, 20737, 55091, 144227, 642847, 1707821, 4471037, 12836203, 397922293]

約数ペア:

[(1, 397922293), (31, 12836203), (89, 4471037), (233, 1707821), (619, 642847), (2759, 144227), (7223, 55091), (19189, 20737)]