81241278

素因数分解:

$2^1\times 3^1\times {\mathrm{1621}}^1\times {\mathrm{8353}}^1$

素因数の和:9979

約数の個数: 16

約数和(自身を含む): 162602256

約数和(自身を除く): 81360978

約数列:

[1, 2, 3, 6, 1621, 3242, 4863, 8353, 9726, 16706, 25059, 50118, 13540213, 27080426, 40620639, 81241278]

約数ペア:

[(1, 81241278), (2, 40620639), (3, 27080426), (6, 13540213), (1621, 50118), (3242, 25059), (4863, 16706), (8353, 9726)]