68103747

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{20507}}^1$

素因数の和:20560

約数の個数: 20

約数和(自身を含む): 104221656

約数和(自身を除く): 36117909

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 1107, 3321, 20507, 61521, 184563, 553689, 840787, 1661067, 2522361, 7567083, 22701249, 68103747]

約数ペア:

[(1, 68103747), (3, 22701249), (9, 7567083), (27, 2522361), (41, 1661067), (81, 840787), (123, 553689), (369, 184563), (1107, 61521), (3321, 20507)]