78991412

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{239}}^1\times {\mathrm{1559}}^1$

素因数の和:1855

約数の個数: 24

約数和(自身を含む): 141523200

約数和(自身を除く): 62531788

約数列:

[1, 2, 4, 53, 106, 212, 239, 478, 956, 1559, 3118, 6236, 12667, 25334, 50668, 82627, 165254, 330508, 372601, 745202, 1490404, 19747853, 39495706, 78991412]

約数ペア:

[(1, 78991412), (2, 39495706), (4, 19747853), (53, 1490404), (106, 745202), (212, 372601), (239, 330508), (478, 165254), (956, 82627), (1559, 50668), (3118, 25334), (6236, 12667)]