87663772

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{39631}}^1$

素因数の和:39721

約数の個数: 24

約数和(自身を含む): 177551360

約数和(自身を除く): 89887588

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 316, 553, 1106, 2212, 39631, 79262, 158524, 277417, 554834, 1109668, 3130849, 6261698, 12523396, 21915943, 43831886, 87663772]

約数ペア:

[(1, 87663772), (2, 43831886), (4, 21915943), (7, 12523396), (14, 6261698), (28, 3130849), (79, 1109668), (158, 554834), (316, 277417), (553, 158524), (1106, 79262), (2212, 39631)]