12723319

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{359}}^1$

素因数の和:510

約数の個数: 16

約数和(自身を含む): 14999040

約数和(自身を除く): 2275721

約数列:

[1, 7, 61, 83, 359, 427, 581, 2513, 5063, 21899, 29797, 35441, 153293, 208579, 1817617, 12723319]

約数ペア:

[(1, 12723319), (7, 1817617), (61, 208579), (83, 153293), (359, 35441), (427, 29797), (581, 21899), (2513, 5063)]