2080642291

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{997}}^1$

素因数の和:1124

約数の個数: 64

約数和(自身を含む): 2897233920

約数和(自身を除く): 816591629

約数列:

[1, 7, 13, 17, 19, 71, 91, 119, 133, 221, 247, 323, 497, 923, 997, 1207, 1349, 1547, 1729, 2261, 4199, 6461, 6979, 8449, 9443, 12961, 15691, 16949, 17537, 18943, 22933, 29393, 70787, 90727, 109837, 118643, 122759, 132601, 160531, 220337, 246259, 298129, 322031, 495509, 920231, 1203379, 1344953, 1542359, 1723813, 2086903, 2254217, 4186403, 6441617, 8423653, 9414671, 15643927, 17484389, 22864201, 29304821, 109507489, 122390723, 160049407, 297234613, 2080642291]

約数ペア:

[(1, 2080642291), (7, 297234613), (13, 160049407), (17, 122390723), (19, 109507489), (71, 29304821), (91, 22864201), (119, 17484389), (133, 15643927), (221, 9414671), (247, 8423653), (323, 6441617), (497, 4186403), (923, 2254217), (997, 2086903), (1207, 1723813), (1349, 1542359), (1547, 1344953), (1729, 1203379), (2261, 920231), (4199, 495509), (6461, 322031), (6979, 298129), (8449, 246259), (9443, 220337), (12961, 160531), (15691, 132601), (16949, 122759), (17537, 118643), (18943, 109837), (22933, 90727), (29393, 70787)]