78820868

素因数分解:

$2^2\times 7^1\times {\mathrm{373}}^1\times {\mathrm{7547}}^1$

素因数の和:7931

約数の個数: 24

約数和(自身を含む): 158085312

約数和(自身を除く): 79264444

約数列:

[1, 2, 4, 7, 14, 28, 373, 746, 1492, 2611, 5222, 7547, 10444, 15094, 30188, 52829, 105658, 211316, 2815031, 5630062, 11260124, 19705217, 39410434, 78820868]

約数ペア:

[(1, 78820868), (2, 39410434), (4, 19705217), (7, 11260124), (14, 5630062), (28, 2815031), (373, 211316), (746, 105658), (1492, 52829), (2611, 30188), (5222, 15094), (7547, 10444)]