28760095

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2039}}^1$

素因数の和:2095

約数の個数: 32

約数和(自身を含む): 43868160

約数和(自身を除く): 15108065

約数列:

[1, 5, 7, 13, 31, 35, 65, 91, 155, 217, 403, 455, 1085, 2015, 2039, 2821, 10195, 14105, 14273, 26507, 63209, 71365, 132535, 185549, 316045, 442463, 821717, 927745, 2212315, 4108585, 5752019, 28760095]

約数ペア:

[(1, 28760095), (5, 5752019), (7, 4108585), (13, 2212315), (31, 927745), (35, 821717), (65, 442463), (91, 316045), (155, 185549), (217, 132535), (403, 71365), (455, 63209), (1085, 26507), (2015, 14273), (2039, 14105), (2821, 10195)]