40638753

素因数分解:

$3^4\times {\mathrm{103}}^1\times {\mathrm{4871}}^1$

素因数の和:4986

約数の個数: 20

約数和(自身を含む): 61309248

約数和(自身を除く): 20670495

約数列:

[1, 3, 9, 27, 81, 103, 309, 927, 2781, 4871, 8343, 14613, 43839, 131517, 394551, 501713, 1505139, 4515417, 13546251, 40638753]

約数ペア:

[(1, 40638753), (3, 13546251), (9, 4515417), (27, 1505139), (81, 501713), (103, 394551), (309, 131517), (927, 43839), (2781, 14613), (4871, 8343)]