81277506

素因数分解:

$2^1\times 3^4\times {\mathrm{103}}^1\times {\mathrm{4871}}^1$

素因数の和:4988

約数の個数: 40

約数和(自身を含む): 183927744

約数和(自身を除く): 102650238

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 103, 162, 206, 309, 618, 927, 1854, 2781, 4871, 5562, 8343, 9742, 14613, 16686, 29226, 43839, 87678, 131517, 263034, 394551, 501713, 789102, 1003426, 1505139, 3010278, 4515417, 9030834, 13546251, 27092502, 40638753, 81277506]

約数ペア:

[(1, 81277506), (2, 40638753), (3, 27092502), (6, 13546251), (9, 9030834), (18, 4515417), (27, 3010278), (54, 1505139), (81, 1003426), (103, 789102), (162, 501713), (206, 394551), (309, 263034), (618, 131517), (927, 87678), (1854, 43839), (2781, 29226), (4871, 16686), (5562, 14613), (8343, 9742)]