90664847

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{20333}}^1$

素因数の和:20367

約数の個数: 16

約数和(自身を含む): 113870400

約数和(自身を除く): 23205553

約数列:

[1, 7, 13, 49, 91, 343, 637, 4459, 20333, 142331, 264329, 996317, 1850303, 6974219, 12952121, 90664847]

約数ペア:

[(1, 90664847), (7, 12952121), (13, 6974219), (49, 1850303), (91, 996317), (343, 264329), (637, 142331), (4459, 20333)]