2668365

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:258

約数の個数: 48

約数和(自身を含む): 5436288

約数和(自身を除く): 2767923

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 43, 45, 63, 105, 129, 197, 215, 301, 315, 387, 591, 645, 903, 985, 1379, 1505, 1773, 1935, 2709, 2955, 4137, 4515, 6895, 8471, 8865, 12411, 13545, 20685, 25413, 42355, 59297, 62055, 76239, 127065, 177891, 296485, 381195, 533673, 889455, 2668365]

約数ペア:

[(1, 2668365), (3, 889455), (5, 533673), (7, 381195), (9, 296485), (15, 177891), (21, 127065), (35, 76239), (43, 62055), (45, 59297), (63, 42355), (105, 25413), (129, 20685), (197, 13545), (215, 12411), (301, 8865), (315, 8471), (387, 6895), (591, 4515), (645, 4137), (903, 2955), (985, 2709), (1379, 1935), (1505, 1773)]