81509757

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{125207}}^1$

素因数の和:125248

約数の個数: 16

約数和(自身を含む): 128212992

約数和(自身を除く): 46703235

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 125207, 375621, 876449, 2629347, 3881417, 11644251, 27169919, 81509757]

約数ペア:

[(1, 81509757), (3, 27169919), (7, 11644251), (21, 3881417), (31, 2629347), (93, 876449), (217, 375621), (651, 125207)]