291229717

素因数分解:

${\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1\times {\mathrm{431}}^1$

素因数の和:840

約数の個数: 16

約数和(自身を含む): 306561024

約数和(自身を除く): 15331307

約数列:

[1, 31, 71, 307, 431, 2201, 9517, 13361, 21797, 30601, 132317, 675707, 948631, 4101827, 9394507, 291229717]

約数ペア:

[(1, 291229717), (31, 9394507), (71, 4101827), (307, 948631), (431, 675707), (2201, 132317), (9517, 30601), (13361, 21797)]