56478961

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31891}}^1$

素因数の和:31932

約数の個数: 16

約数和(自身を含む): 73479168

約数和(自身を除く): 17000207

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 31891, 223237, 350801, 733493, 2455607, 5134451, 8068423, 56478961]

約数ペア:

[(1, 56478961), (7, 8068423), (11, 5134451), (23, 2455607), (77, 733493), (161, 350801), (253, 223237), (1771, 31891)]