28233876

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{1999}}^1$

素因数の和:2124

約数の個数: 48

約数和(自身を含む): 72576000

約数和(自身を除く): 44342124

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 107, 132, 214, 321, 428, 642, 1177, 1284, 1999, 2354, 3531, 3998, 4708, 5997, 7062, 7996, 11994, 14124, 21989, 23988, 43978, 65967, 87956, 131934, 213893, 263868, 427786, 641679, 855572, 1283358, 2352823, 2566716, 4705646, 7058469, 9411292, 14116938, 28233876]

約数ペア:

[(1, 28233876), (2, 14116938), (3, 9411292), (4, 7058469), (6, 4705646), (11, 2566716), (12, 2352823), (22, 1283358), (33, 855572), (44, 641679), (66, 427786), (107, 263868), (132, 213893), (214, 131934), (321, 87956), (428, 65967), (642, 43978), (1177, 23988), (1284, 21989), (1999, 14124), (2354, 11994), (3531, 7996), (3998, 7062), (4708, 5997)]