20138604927

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{289111}}^1$

素因数の和:289259

約数の個数: 32

約数和(自身を含む): 31973474304

約数和(自身を除く): 11834869377

約数列:

[1, 3, 7, 21, 31, 93, 107, 217, 321, 651, 749, 2247, 3317, 9951, 23219, 69657, 289111, 867333, 2023777, 6071331, 8962441, 26887323, 30934877, 62737087, 92804631, 188211261, 216544139, 649632417, 958981187, 2876943561, 6712868309, 20138604927]

約数ペア:

[(1, 20138604927), (3, 6712868309), (7, 2876943561), (21, 958981187), (31, 649632417), (93, 216544139), (107, 188211261), (217, 92804631), (321, 62737087), (651, 30934877), (749, 26887323), (2247, 8962441), (3317, 6071331), (9951, 2023777), (23219, 867333), (69657, 289111)]