81042915

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{234907}}^1$

素因数の和:234938

約数の個数: 16

約数和(自身を含む): 135307008

約数和(自身を除く): 54264093

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 234907, 704721, 1174535, 3523605, 5402861, 16208583, 27014305, 81042915]

約数ペア:

[(1, 81042915), (3, 27014305), (5, 16208583), (15, 5402861), (23, 3523605), (69, 1174535), (115, 704721), (345, 234907)]