78729217

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{2137}}^1$

素因数の和:2440

約数の個数: 16

約数和(自身を含む): 95098240

約数和(自身を除く): 16369023

約数列:

[1, 7, 19, 133, 277, 1939, 2137, 5263, 14959, 36841, 40603, 284221, 591949, 4143643, 11247031, 78729217]

約数ペア:

[(1, 78729217), (7, 11247031), (19, 4143643), (133, 591949), (277, 284221), (1939, 40603), (2137, 36841), (5263, 14959)]