78421796

素因数分解:

$2^2\times {\mathrm{37}}^2\times {\mathrm{14321}}^1$

素因数の和:14399

約数の個数: 18

約数和(自身を含む): 141057378

約数和(自身を除く): 62635582

約数列:

[1, 2, 4, 37, 74, 148, 1369, 2738, 5476, 14321, 28642, 57284, 529877, 1059754, 2119508, 19605449, 39210898, 78421796]

約数ペア:

[(1, 78421796), (2, 39210898), (4, 19605449), (37, 2119508), (74, 1059754), (148, 529877), (1369, 57284), (2738, 28642), (5476, 14321)]