255222015

素因数分解:

$3^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{25741}}^1$

素因数の和:26410

約数の個数: 16

約数和(自身を含む): 408988896

約数和(自身を除く): 153766881

約数列:

[1, 3, 5, 15, 661, 1983, 3305, 9915, 25741, 77223, 128705, 386115, 17014801, 51044403, 85074005, 255222015]

約数ペア:

[(1, 255222015), (3, 85074005), (5, 51044403), (15, 17014801), (661, 386115), (1983, 128705), (3305, 77223), (9915, 25741)]