12770486

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{647}}^1$

素因数の和:859

約数の個数: 16

約数和(自身を含む): 19595520

約数和(自身を除く): 6825034

約数列:

[1, 2, 71, 139, 142, 278, 647, 1294, 9869, 19738, 45937, 89933, 91874, 179866, 6385243, 12770486]

約数ペア:

[(1, 12770486), (2, 6385243), (71, 179866), (139, 91874), (142, 89933), (278, 45937), (647, 19738), (1294, 9869)]