389918061

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{569}}^1\times {\mathrm{5857}}^1$

素因数の和:6445

約数の個数: 24

約数和(自身を含む): 607708920

約数和(自身を除く): 217790859

約数列:

[1, 3, 9, 13, 39, 117, 569, 1707, 5121, 5857, 7397, 17571, 22191, 52713, 66573, 76141, 228423, 685269, 3332633, 9997899, 29993697, 43324229, 129972687, 389918061]

約数ペア:

[(1, 389918061), (3, 129972687), (9, 43324229), (13, 29993697), (39, 9997899), (117, 3332633), (569, 685269), (1707, 228423), (5121, 76141), (5857, 66573), (7397, 52713), (17571, 22191)]