12643839

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2039}}^1$

素因数の和:2111

約数の個数: 24

約数和(自身を含む): 20049120

約数和(自身を除く): 7405281

約数列:

[1, 3, 9, 13, 39, 53, 117, 159, 477, 689, 2039, 2067, 6117, 6201, 18351, 26507, 79521, 108067, 238563, 324201, 972603, 1404871, 4214613, 12643839]

約数ペア:

[(1, 12643839), (3, 4214613), (9, 1404871), (13, 972603), (39, 324201), (53, 238563), (117, 108067), (159, 79521), (477, 26507), (689, 18351), (2039, 6201), (2067, 6117)]