79990019

素因数分解:

${\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{5153}}^1$

素因数の和:5234

約数の個数: 12

約数和(自身を含む): 86401656

約数和(自身を除く): 6411637

約数列:

[1, 19, 43, 361, 817, 5153, 15523, 97907, 221579, 1860233, 4210001, 79990019]

約数ペア:

[(1, 79990019), (19, 4210001), (43, 1860233), (361, 221579), (817, 97907), (5153, 15523)]