51215967

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{227}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 84509568

約数和(自身を除く): 33293601

約数列:

[1, 3, 9, 11, 33, 43, 53, 99, 129, 159, 227, 387, 473, 477, 583, 681, 1419, 1749, 2043, 2279, 2497, 4257, 5247, 6837, 7491, 9761, 12031, 20511, 22473, 25069, 29283, 36093, 75207, 87849, 107371, 108279, 132341, 225621, 322113, 397023, 517333, 966339, 1191069, 1551999, 4655997, 5690663, 17071989, 51215967]

約数ペア:

[(1, 51215967), (3, 17071989), (9, 5690663), (11, 4655997), (33, 1551999), (43, 1191069), (53, 966339), (99, 517333), (129, 397023), (159, 322113), (227, 225621), (387, 132341), (473, 108279), (477, 107371), (583, 87849), (681, 75207), (1419, 36093), (1749, 29283), (2043, 25069), (2279, 22473), (2497, 20511), (4257, 12031), (5247, 9761), (6837, 7491)]