26989209

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{593}}^1$

素因数の和:1001

約数の個数: 24

約数和(自身を含む): 42162120

約数和(自身を除く): 15172911

約数列:

[1, 3, 9, 13, 39, 117, 389, 593, 1167, 1779, 3501, 5057, 5337, 7709, 15171, 23127, 45513, 69381, 230677, 692031, 2076093, 2998801, 8996403, 26989209]

約数ペア:

[(1, 26989209), (3, 8996403), (9, 2998801), (13, 2076093), (39, 692031), (117, 230677), (389, 69381), (593, 45513), (1167, 23127), (1779, 15171), (3501, 7709), (5057, 5337)]