13013605

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:285

約数の個数: 32

約数和(自身を含む): 18144000

約数和(自身を除く): 5130395

約数列:

[1, 5, 11, 29, 41, 55, 145, 199, 205, 319, 451, 995, 1189, 1595, 2189, 2255, 5771, 5945, 8159, 10945, 13079, 28855, 40795, 63481, 65395, 89749, 236611, 317405, 448745, 1183055, 2602721, 13013605]

約数ペア:

[(1, 13013605), (5, 2602721), (11, 1183055), (29, 448745), (41, 317405), (55, 236611), (145, 89749), (199, 65395), (205, 63481), (319, 40795), (451, 28855), (995, 13079), (1189, 10945), (1595, 8159), (2189, 5945), (2255, 5771)]