28867986

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{1163}}^1$

素因数の和:1375

約数の個数: 48

約数和(自身を含む): 71907264

約数和(自身を除く): 43039278

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 197, 394, 591, 1163, 1182, 1379, 1773, 2326, 2758, 3489, 3546, 4137, 6978, 8141, 8274, 10467, 12411, 16282, 20934, 24423, 24822, 48846, 73269, 146538, 229111, 458222, 687333, 1374666, 1603777, 2061999, 3207554, 4123998, 4811331, 9622662, 14433993, 28867986]

約数ペア:

[(1, 28867986), (2, 14433993), (3, 9622662), (6, 4811331), (7, 4123998), (9, 3207554), (14, 2061999), (18, 1603777), (21, 1374666), (42, 687333), (63, 458222), (126, 229111), (197, 146538), (394, 73269), (591, 48846), (1163, 24822), (1182, 24423), (1379, 20934), (1773, 16282), (2326, 12411), (2758, 10467), (3489, 8274), (3546, 8141), (4137, 6978)]