289681431

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{54217}}^1$

素因数の和:54370

約数の個数: 16

約数和(自身を含む): 418996704

約数和(自身を除く): 129315273

約数列:

[1, 3, 13, 39, 137, 411, 1781, 5343, 54217, 162651, 704821, 2114463, 7427729, 22283187, 96560477, 289681431]

約数ペア:

[(1, 289681431), (3, 96560477), (13, 22283187), (39, 7427729), (137, 2114463), (411, 704821), (1781, 162651), (5343, 54217)]