81663756

素因数分解:

$2^2\times 3^1\times {\mathrm{103}}^1\times {\mathrm{66071}}^1$

素因数の和:66181

約数の個数: 24

約数和(自身を含む): 192401664

約数和(自身を除く): 110737908

約数列:

[1, 2, 3, 4, 6, 12, 103, 206, 309, 412, 618, 1236, 66071, 132142, 198213, 264284, 396426, 792852, 6805313, 13610626, 20415939, 27221252, 40831878, 81663756]

約数ペア:

[(1, 81663756), (2, 40831878), (3, 27221252), (4, 20415939), (6, 13610626), (12, 6805313), (103, 792852), (206, 396426), (309, 264284), (412, 198213), (618, 132142), (1236, 66071)]