1387782

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:225

約数の個数: 48

約数和(自身を含む): 3377088

約数和(自身を除く): 1989306

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 43, 66, 86, 99, 129, 163, 198, 258, 326, 387, 473, 489, 774, 946, 978, 1419, 1467, 1793, 2838, 2934, 3586, 4257, 5379, 7009, 8514, 10758, 14018, 16137, 21027, 32274, 42054, 63081, 77099, 126162, 154198, 231297, 462594, 693891, 1387782]

約数ペア:

[(1, 1387782), (2, 693891), (3, 462594), (6, 231297), (9, 154198), (11, 126162), (18, 77099), (22, 63081), (33, 42054), (43, 32274), (66, 21027), (86, 16137), (99, 14018), (129, 10758), (163, 8514), (198, 7009), (258, 5379), (326, 4257), (387, 3586), (473, 2934), (489, 2838), (774, 1793), (946, 1467), (978, 1419)]