12687521288

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{121995397}}^1$

素因数の和:121995416

約数の個数: 16

約数和(自身を含む): 25619033580

約数和(自身を除く): 12931512292

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 121995397, 243990794, 487981588, 975963176, 1585940161, 3171880322, 6343760644, 12687521288]

約数ペア:

[(1, 12687521288), (2, 6343760644), (4, 3171880322), (8, 1585940161), (13, 975963176), (26, 487981588), (52, 243990794), (104, 121995397)]