12906719

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1831}}^1$

素因数の和:1910

約数の個数: 16

約数和(自身を含む): 15828480

約数和(自身を除く): 2921761

約数列:

[1, 7, 19, 53, 133, 371, 1007, 1831, 7049, 12817, 34789, 97043, 243523, 679301, 1843817, 12906719]

約数ペア:

[(1, 12906719), (7, 1843817), (19, 679301), (53, 243523), (133, 97043), (371, 34789), (1007, 12817), (1831, 7049)]