78171021

素因数分解:

$3^3\times {\mathrm{1523}}^1\times {\mathrm{1901}}^1$

素因数の和:3433

約数の個数: 16

約数和(自身を含む): 115945920

約数和(自身を除く): 37774899

約数列:

[1, 3, 9, 27, 1523, 1901, 4569, 5703, 13707, 17109, 41121, 51327, 2895223, 8685669, 26057007, 78171021]

約数ペア:

[(1, 78171021), (3, 26057007), (9, 8685669), (27, 2895223), (1523, 51327), (1901, 41121), (4569, 17109), (5703, 13707)]