81778723

素因数分解:

${\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{2161}}^1$

素因数の和:2286

約数の個数: 16

約数和(自身を含む): 91530432

約数和(自身を除く): 9751709

約数列:

[1, 13, 41, 71, 533, 923, 2161, 2911, 28093, 37843, 88601, 153431, 1151813, 1994603, 6290671, 81778723]

約数ペア:

[(1, 81778723), (13, 6290671), (41, 1994603), (71, 1151813), (533, 153431), (923, 88601), (2161, 37843), (2911, 28093)]