81621801

素因数分解:

$3^2\times {\mathrm{1889}}^1\times {\mathrm{4801}}^1$

素因数の和:6696

約数の個数: 12

約数和(自身を含む): 117985140

約数和(自身を除く): 36363339

約数列:

[1, 3, 9, 1889, 4801, 5667, 14403, 17001, 43209, 9069089, 27207267, 81621801]

約数ペア:

[(1, 81621801), (3, 27207267), (9, 9069089), (1889, 43209), (4801, 17001), (5667, 14403)]