78682009

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{1789}}^1$

素因数の和:1960

約数の個数: 16

約数和(自身を含む): 92335360

約数和(自身を除く): 13653351

約数列:

[1, 7, 61, 103, 427, 721, 1789, 6283, 12523, 43981, 109129, 184267, 763903, 1289869, 11240287, 78682009]

約数ペア:

[(1, 78682009), (7, 11240287), (61, 1289869), (103, 763903), (427, 184267), (721, 109129), (1789, 43981), (6283, 12523)]