320417721

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{912871}}^1$

素因数の和:912893

約数の個数: 16

約数和(自身を含む): 511208320

約数和(自身を除く): 190790599

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 912871, 2738613, 8215839, 11867323, 24647517, 35601969, 106805907, 320417721]

約数ペア:

[(1, 320417721), (3, 106805907), (9, 35601969), (13, 24647517), (27, 11867323), (39, 8215839), (117, 2738613), (351, 912871)]