80674839

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{359}}^1$

素因数の和:445

約数の個数: 64

約数和(自身を含む): 145152000

約数和(自身を除く): 64477161

約数列:

[1, 3, 7, 9, 21, 27, 29, 41, 63, 87, 123, 189, 203, 261, 287, 359, 369, 609, 783, 861, 1077, 1107, 1189, 1827, 2513, 2583, 3231, 3567, 5481, 7539, 7749, 8323, 9693, 10411, 10701, 14719, 22617, 24969, 31233, 32103, 44157, 67851, 72877, 74907, 93699, 103033, 132471, 218631, 224721, 281097, 309099, 397413, 426851, 655893, 927297, 1280553, 1967679, 2781891, 2987957, 3841659, 8963871, 11524977, 26891613, 80674839]

約数ペア:

[(1, 80674839), (3, 26891613), (7, 11524977), (9, 8963871), (21, 3841659), (27, 2987957), (29, 2781891), (41, 1967679), (63, 1280553), (87, 927297), (123, 655893), (189, 426851), (203, 397413), (261, 309099), (287, 281097), (359, 224721), (369, 218631), (609, 132471), (783, 103033), (861, 93699), (1077, 74907), (1107, 72877), (1189, 67851), (1827, 44157), (2513, 32103), (2583, 31233), (3231, 24969), (3567, 22617), (5481, 14719), (7539, 10701), (7749, 10411), (8323, 9693)]