66398157

素因数分解:

$3^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{4447}}^1$

素因数の和:4542

約数の個数: 32

約数和(自身を含む): 113868800

約数和(自身を除く): 47470643

約数列:

[1, 3, 7, 9, 21, 27, 63, 79, 189, 237, 553, 711, 1659, 2133, 4447, 4977, 13341, 14931, 31129, 40023, 93387, 120069, 280161, 351313, 840483, 1053939, 2459191, 3161817, 7377573, 9485451, 22132719, 66398157]

約数ペア:

[(1, 66398157), (3, 22132719), (7, 9485451), (9, 7377573), (21, 3161817), (27, 2459191), (63, 1053939), (79, 840483), (189, 351313), (237, 280161), (553, 120069), (711, 93387), (1659, 40023), (2133, 31129), (4447, 14931), (4977, 13341)]