12643939

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{5297}}^1$

素因数の和:5346

約数の個数: 16

約数和(自身を含む): 16275456

約数和(自身を除く): 3631517

約数列:

[1, 7, 11, 31, 77, 217, 341, 2387, 5297, 37079, 58267, 164207, 407869, 1149449, 1806277, 12643939]

約数ペア:

[(1, 12643939), (7, 1806277), (11, 1149449), (31, 407869), (77, 164207), (217, 58267), (341, 37079), (2387, 5297)]