78868978

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{311}}^1$

素因数の和:522

約数の個数: 32

約数和(自身を含む): 128044800

約数和(自身を除く): 49175822

約数列:

[1, 2, 23, 37, 46, 74, 149, 298, 311, 622, 851, 1702, 3427, 5513, 6854, 7153, 11026, 11507, 14306, 23014, 46339, 92678, 126799, 253598, 264661, 529322, 1065797, 1714543, 2131594, 3429086, 39434489, 78868978]

約数ペア:

[(1, 78868978), (2, 39434489), (23, 3429086), (37, 2131594), (46, 1714543), (74, 1065797), (149, 529322), (298, 264661), (311, 253598), (622, 126799), (851, 92678), (1702, 46339), (3427, 23014), (5513, 14306), (6854, 11507), (7153, 11026)]