2008335321

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^2\times {\mathrm{373}}^1$

素因数の和:495

約数の個数: 72

約数和(自身を含む): 3283600320

約数和(自身を除く): 1275264999

約数列:

[1, 3, 9, 19, 23, 37, 57, 69, 111, 171, 207, 333, 373, 437, 703, 851, 1119, 1311, 1369, 2109, 2553, 3357, 3933, 4107, 6327, 7087, 7659, 8579, 12321, 13801, 16169, 21261, 25737, 26011, 31487, 41403, 48507, 63783, 77211, 78033, 94461, 124209, 145521, 163001, 234099, 262219, 283383, 317423, 489003, 510637, 598253, 786657, 952269, 1467009, 1531911, 1794759, 2359971, 2856807, 4595733, 5384277, 6031037, 9702103, 11744651, 18093111, 29106309, 35233953, 54279333, 87318927, 105701859, 223148369, 669445107, 2008335321]

約数ペア:

[(1, 2008335321), (3, 669445107), (9, 223148369), (19, 105701859), (23, 87318927), (37, 54279333), (57, 35233953), (69, 29106309), (111, 18093111), (171, 11744651), (207, 9702103), (333, 6031037), (373, 5384277), (437, 4595733), (703, 2856807), (851, 2359971), (1119, 1794759), (1311, 1531911), (1369, 1467009), (2109, 952269), (2553, 786657), (3357, 598253), (3933, 510637), (4107, 489003), (6327, 317423), (7087, 283383), (7659, 262219), (8579, 234099), (12321, 163001), (13801, 145521), (16169, 124209), (21261, 94461), (25737, 78033), (26011, 77211), (31487, 63783), (41403, 48507)]