81274035

素因数分解:

$3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{25679}}^1$

素因数の和:25898

約数の個数: 16

約数和(自身を含む): 130659840

約数和(自身を除く): 49385805

約数列:

[1, 3, 5, 15, 211, 633, 1055, 3165, 25679, 77037, 128395, 385185, 5418269, 16254807, 27091345, 81274035]

約数ペア:

[(1, 81274035), (3, 27091345), (5, 16254807), (15, 5418269), (211, 385185), (633, 128395), (1055, 77037), (3165, 25679)]