68879727

素因数分解:

$3^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:178

約数の個数: 80

約数和(自身を含む): 125452800

約数和(自身を除く): 56573073

約数列:

[1, 3, 7, 9, 21, 27, 29, 59, 63, 71, 81, 87, 177, 189, 203, 213, 261, 413, 497, 531, 567, 609, 639, 783, 1239, 1491, 1593, 1711, 1827, 1917, 2059, 2349, 3717, 4189, 4473, 4779, 5133, 5481, 5751, 6177, 11151, 11977, 12567, 13419, 14413, 15399, 16443, 18531, 29323, 33453, 35931, 37701, 40257, 43239, 46197, 55593, 87969, 107793, 113103, 121481, 129717, 138591, 166779, 263907, 323379, 339309, 364443, 389151, 791721, 850367, 970137, 1093329, 1167453, 2375163, 2551101, 3279987, 7653303, 9839961, 22959909, 68879727]

約数ペア:

[(1, 68879727), (3, 22959909), (7, 9839961), (9, 7653303), (21, 3279987), (27, 2551101), (29, 2375163), (59, 1167453), (63, 1093329), (71, 970137), (81, 850367), (87, 791721), (177, 389151), (189, 364443), (203, 339309), (213, 323379), (261, 263907), (413, 166779), (497, 138591), (531, 129717), (567, 121481), (609, 113103), (639, 107793), (783, 87969), (1239, 55593), (1491, 46197), (1593, 43239), (1711, 40257), (1827, 37701), (1917, 35931), (2059, 33453), (2349, 29323), (3717, 18531), (4189, 16443), (4473, 15399), (4779, 14413), (5133, 13419), (5481, 12567), (5751, 11977), (6177, 11151)]