289491027

素因数分解:

$3^1\times 7^1\times {\mathrm{971}}^1\times {\mathrm{14197}}^1$

素因数の和:15178

約数の個数: 16

約数和(自身を含む): 441614592

約数和(自身を除く): 152123565

約数列:

[1, 3, 7, 21, 971, 2913, 6797, 14197, 20391, 42591, 99379, 298137, 13785287, 41355861, 96497009, 289491027]

約数ペア:

[(1, 289491027), (3, 96497009), (7, 41355861), (21, 13785287), (971, 298137), (2913, 99379), (6797, 42591), (14197, 20391)]