18815692797

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{421}}^1\times {\mathrm{5189}}^1$

素因数の和:5659

約数の個数: 64

約数和(自身を含む): 31538592000

約数和(自身を除く): 12722899203

約数列:

[1, 3, 9, 11, 27, 29, 33, 87, 99, 261, 297, 319, 421, 783, 957, 1263, 2871, 3789, 4631, 5189, 8613, 11367, 12209, 13893, 15567, 36627, 41679, 46701, 57079, 109881, 125037, 134299, 140103, 150481, 171237, 329643, 402897, 451443, 513711, 1208691, 1354329, 1541133, 1655291, 2184569, 3626073, 4062987, 4965873, 6553707, 14897619, 19661121, 24030259, 44692857, 58983363, 63352501, 72090777, 190057503, 216272331, 570172509, 648816993, 696877511, 1710517527, 2090632533, 6271897599, 18815692797]

約数ペア:

[(1, 18815692797), (3, 6271897599), (9, 2090632533), (11, 1710517527), (27, 696877511), (29, 648816993), (33, 570172509), (87, 216272331), (99, 190057503), (261, 72090777), (297, 63352501), (319, 58983363), (421, 44692857), (783, 24030259), (957, 19661121), (1263, 14897619), (2871, 6553707), (3789, 4965873), (4631, 4062987), (5189, 3626073), (8613, 2184569), (11367, 1655291), (12209, 1541133), (13893, 1354329), (15567, 1208691), (36627, 513711), (41679, 451443), (46701, 402897), (57079, 329643), (109881, 171237), (125037, 150481), (134299, 140103)]