66885909

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{313}}^1$

素因数の和:521

約数の個数: 32

約数和(自身を含む): 98872320

約数和(自身を除く): 31986411

約数列:

[1, 3, 19, 23, 57, 69, 163, 313, 437, 489, 939, 1311, 3097, 3749, 5947, 7199, 9291, 11247, 17841, 21597, 51019, 71231, 136781, 153057, 213693, 410343, 969361, 1173437, 2908083, 3520311, 22295303, 66885909]

約数ペア:

[(1, 66885909), (3, 22295303), (19, 3520311), (23, 2908083), (57, 1173437), (69, 969361), (163, 410343), (313, 213693), (437, 153057), (489, 136781), (939, 71231), (1311, 51019), (3097, 21597), (3749, 17841), (5947, 11247), (7199, 9291)]