312331329

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{257}}^1$

素因数の和:411

約数の個数: 64

約数和(自身を含む): 515174400

約数和(自身を除く): 202843071

約数列:

[1, 3, 9, 19, 23, 27, 57, 69, 103, 171, 207, 257, 309, 437, 513, 621, 771, 927, 1311, 1957, 2313, 2369, 2781, 3933, 4883, 5871, 5911, 6939, 7107, 11799, 14649, 17613, 17733, 21321, 26471, 43947, 45011, 52839, 53199, 63963, 79413, 112309, 131841, 135033, 159597, 238239, 336927, 405099, 502949, 608833, 714717, 1010781, 1215297, 1508847, 1826499, 3032343, 4526541, 5479497, 11567827, 13579623, 16438491, 34703481, 104110443, 312331329]

約数ペア:

[(1, 312331329), (3, 104110443), (9, 34703481), (19, 16438491), (23, 13579623), (27, 11567827), (57, 5479497), (69, 4526541), (103, 3032343), (171, 1826499), (207, 1508847), (257, 1215297), (309, 1010781), (437, 714717), (513, 608833), (621, 502949), (771, 405099), (927, 336927), (1311, 238239), (1957, 159597), (2313, 135033), (2369, 131841), (2781, 112309), (3933, 79413), (4883, 63963), (5871, 53199), (5911, 52839), (6939, 45011), (7107, 43947), (11799, 26471), (14649, 21321), (17613, 17733)]