81645558

素因数分解:

$2^1\times 3^1\times {\mathrm{2543}}^1\times {\mathrm{5351}}^1$

素因数の和:7899

約数の個数: 16

約数和(自身を含む): 163385856

約数和(自身を除く): 81740298

約数列:

[1, 2, 3, 6, 2543, 5086, 5351, 7629, 10702, 15258, 16053, 32106, 13607593, 27215186, 40822779, 81645558]

約数ペア:

[(1, 81645558), (2, 40822779), (3, 27215186), (6, 13607593), (2543, 32106), (5086, 16053), (5351, 15258), (7629, 10702)]