81367845

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{417271}}^1$

素因数の和:417292

約数の個数: 16

約数和(自身を含む): 140203392

約数和(自身を除く): 58835547

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 417271, 1251813, 2086355, 5424523, 6259065, 16273569, 27122615, 81367845]

約数ペア:

[(1, 81367845), (3, 27122615), (5, 16273569), (13, 6259065), (15, 5424523), (39, 2086355), (65, 1251813), (195, 417271)]