12911507

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{503}}^1$

素因数の和:722

約数の個数: 16

約数和(自身を含む): 15644160

約数和(自身を除く): 2732653

約数列:

[1, 7, 19, 133, 193, 503, 1351, 3521, 3667, 9557, 25669, 66899, 97079, 679553, 1844501, 12911507]

約数ペア:

[(1, 12911507), (7, 1844501), (19, 679553), (133, 97079), (193, 66899), (503, 25669), (1351, 9557), (3521, 3667)]