7751997

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{607}}^1$

素因数の和:670

約数の個数: 32

約数和(自身を含む): 12840960

約数和(自身を除く): 5088963

約数列:

[1, 3, 9, 11, 27, 33, 43, 99, 129, 297, 387, 473, 607, 1161, 1419, 1821, 4257, 5463, 6677, 12771, 16389, 20031, 26101, 60093, 78303, 180279, 234909, 287111, 704727, 861333, 2583999, 7751997]

約数ペア:

[(1, 7751997), (3, 2583999), (9, 861333), (11, 704727), (27, 287111), (33, 234909), (43, 180279), (99, 78303), (129, 60093), (297, 26101), (387, 20031), (473, 16389), (607, 12771), (1161, 6677), (1419, 5463), (1821, 4257)]