25911319

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{1231}}^1$

素因数の和:1366

約数の個数: 16

約数和(自身を含む): 30908416

約数和(自身を除く): 4997097

約数列:

[1, 7, 31, 97, 217, 679, 1231, 3007, 8617, 21049, 38161, 119407, 267127, 835849, 3701617, 25911319]

約数ペア:

[(1, 25911319), (7, 3701617), (31, 835849), (97, 267127), (217, 119407), (679, 38161), (1231, 21049), (3007, 8617)]