2749617

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1$

素因数の和:421

約数の個数: 24

約数和(自身を含む): 4350528

約数和(自身を除く): 1600911

約数列:

[1, 3, 9, 13, 39, 71, 117, 213, 331, 639, 923, 993, 2769, 2979, 4303, 8307, 12909, 23501, 38727, 70503, 211509, 305513, 916539, 2749617]

約数ペア:

[(1, 2749617), (3, 916539), (9, 305513), (13, 211509), (39, 70503), (71, 38727), (117, 23501), (213, 12909), (331, 8307), (639, 4303), (923, 2979), (993, 2769)]