81243285

素因数分解:

$3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{35869}}^1$

素因数の和:36028

約数の個数: 16

約数和(自身を含む): 130853760

約数和(自身を除く): 49610475

約数列:

[1, 3, 5, 15, 151, 453, 755, 2265, 35869, 107607, 179345, 538035, 5416219, 16248657, 27081095, 81243285]

約数ペア:

[(1, 81243285), (3, 27081095), (5, 16248657), (15, 5416219), (151, 538035), (453, 179345), (755, 107607), (2265, 35869)]