12647985

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{739}}^1$

素因数の和:917

約数の個数: 32

約数和(自身を含む): 23301120

約数和(自身を除く): 10653135

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 163, 489, 739, 815, 1141, 2217, 2445, 3423, 3695, 5173, 5705, 11085, 15519, 17115, 25865, 77595, 120457, 361371, 602285, 843199, 1806855, 2529597, 4215995, 12647985]

約数ペア:

[(1, 12647985), (3, 4215995), (5, 2529597), (7, 1806855), (15, 843199), (21, 602285), (35, 361371), (105, 120457), (163, 77595), (489, 25865), (739, 17115), (815, 15519), (1141, 11085), (2217, 5705), (2445, 5173), (3423, 3695)]