129403743

素因数分解:

$3^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{21031}}^1$

素因数の和:21334

約数の個数: 16

約数和(自身を含む): 197869056

約数和(自身を除く): 68465313

約数列:

[1, 3, 7, 21, 293, 879, 2051, 6153, 21031, 63093, 147217, 441651, 6162083, 18486249, 43134581, 129403743]

約数ペア:

[(1, 129403743), (3, 43134581), (7, 18486249), (21, 6162083), (293, 441651), (879, 147217), (2051, 63093), (6153, 21031)]