39719743

素因数分解:

$7^4\times {\mathrm{71}}^1\times {\mathrm{233}}^1$

素因数の和:332

約数の個数: 20

約数和(自身を含む): 47191248

約数和(自身を除く): 7471505

約数列:

[1, 7, 49, 71, 233, 343, 497, 1631, 2401, 3479, 11417, 16543, 24353, 79919, 115801, 170471, 559433, 810607, 5674249, 39719743]

約数ペア:

[(1, 39719743), (7, 5674249), (49, 810607), (71, 559433), (233, 170471), (343, 115801), (497, 79919), (1631, 24353), (2401, 16543), (3479, 11417)]