31272163

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1993}}^1$

素因数の和:2094

約数の個数: 16

約数和(自身を含む): 36179136

約数和(自身を除く): 4906973

約数列:

[1, 13, 17, 71, 221, 923, 1207, 1993, 15691, 25909, 33881, 141503, 440453, 1839539, 2405551, 31272163]

約数ペア:

[(1, 31272163), (13, 2405551), (17, 1839539), (71, 440453), (221, 141503), (923, 33881), (1207, 25909), (1993, 15691)]