78486576777

素因数分解:

$3^3\times 7^3\times {\mathrm{137}}^1\times {\mathrm{61861}}^1$

素因数の和:62028

約数の個数: 64

約数和(自身を含む): 136591296000

約数和(自身を除く): 58104719223

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 137, 147, 189, 343, 411, 441, 959, 1029, 1233, 1323, 2877, 3087, 3699, 6713, 8631, 9261, 20139, 25893, 46991, 60417, 61861, 140973, 181251, 185583, 422919, 433027, 556749, 1268757, 1299081, 1670247, 3031189, 3897243, 8474957, 9093567, 11691729, 21218323, 25424871, 27280701, 59324699, 63654969, 76274613, 81842103, 177974097, 190964907, 228823839, 415272893, 533922291, 572894721, 1245818679, 1601766873, 2906910251, 3737456037, 8720730753, 11212368111, 26162192259, 78486576777]

約数ペア:

[(1, 78486576777), (3, 26162192259), (7, 11212368111), (9, 8720730753), (21, 3737456037), (27, 2906910251), (49, 1601766873), (63, 1245818679), (137, 572894721), (147, 533922291), (189, 415272893), (343, 228823839), (411, 190964907), (441, 177974097), (959, 81842103), (1029, 76274613), (1233, 63654969), (1323, 59324699), (2877, 27280701), (3087, 25424871), (3699, 21218323), (6713, 11691729), (8631, 9093567), (9261, 8474957), (20139, 3897243), (25893, 3031189), (46991, 1670247), (60417, 1299081), (61861, 1268757), (140973, 556749), (181251, 433027), (185583, 422919)]