13176785

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:281

約数の個数: 32

約数和(自身を含む): 18144000

約数和(自身を除く): 4967215

約数列:

[1, 5, 17, 19, 41, 85, 95, 199, 205, 323, 697, 779, 995, 1615, 3383, 3485, 3781, 3895, 8159, 13243, 16915, 18905, 40795, 64277, 66215, 138703, 155021, 321385, 693515, 775105, 2635357, 13176785]

約数ペア:

[(1, 13176785), (5, 2635357), (17, 775105), (19, 693515), (41, 321385), (85, 155021), (95, 138703), (199, 66215), (205, 64277), (323, 40795), (697, 18905), (779, 16915), (995, 13243), (1615, 8159), (3383, 3895), (3485, 3781)]