78707628

素因数分解:

$2^2\times 3^2\times {\mathrm{821}}^1\times {\mathrm{2663}}^1$

素因数の和:3494

約数の個数: 36

約数和(自身を含む): 199272528

約数和(自身を除く): 120564900

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 821, 1642, 2463, 2663, 3284, 4926, 5326, 7389, 7989, 9852, 10652, 14778, 15978, 23967, 29556, 31956, 47934, 95868, 2186323, 4372646, 6558969, 8745292, 13117938, 19676907, 26235876, 39353814, 78707628]

約数ペア:

[(1, 78707628), (2, 39353814), (3, 26235876), (4, 19676907), (6, 13117938), (9, 8745292), (12, 6558969), (18, 4372646), (36, 2186323), (821, 95868), (1642, 47934), (2463, 31956), (2663, 29556), (3284, 23967), (4926, 15978), (5326, 14778), (7389, 10652), (7989, 9852)]