8506155

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:256

約数の個数: 48

約数和(自身を含む): 16153344

約数和(自身を除く): 7647189

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 71, 105, 147, 163, 213, 245, 355, 489, 497, 735, 815, 1065, 1141, 1491, 2445, 2485, 3423, 3479, 5705, 7455, 7987, 10437, 11573, 17115, 17395, 23961, 34719, 39935, 52185, 57865, 81011, 119805, 173595, 243033, 405055, 567077, 1215165, 1701231, 2835385, 8506155]

約数ペア:

[(1, 8506155), (3, 2835385), (5, 1701231), (7, 1215165), (15, 567077), (21, 405055), (35, 243033), (49, 173595), (71, 119805), (105, 81011), (147, 57865), (163, 52185), (213, 39935), (245, 34719), (355, 23961), (489, 17395), (497, 17115), (735, 11573), (815, 10437), (1065, 7987), (1141, 7455), (1491, 5705), (2445, 3479), (2485, 3423)]