12715815

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{349}}^1$

素因数の和:711

約数の個数: 32

約数和(自身を含む): 23385600

約数和(自身を除く): 10669785

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 347, 349, 1041, 1047, 1735, 1745, 2429, 2443, 5205, 5235, 7287, 7329, 12145, 12215, 36435, 36645, 121103, 363309, 605515, 847721, 1816545, 2543163, 4238605, 12715815]

約数ペア:

[(1, 12715815), (3, 4238605), (5, 2543163), (7, 1816545), (15, 847721), (21, 605515), (35, 363309), (105, 121103), (347, 36645), (349, 36435), (1041, 12215), (1047, 12145), (1735, 7329), (1745, 7287), (2429, 5235), (2443, 5205)]