31601999

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{991}}^1$

素因数の和:1238

約数の個数: 16

約数和(自身を含む): 37330944

約数和(自身を除く): 5728945

約数列:

[1, 11, 13, 143, 223, 991, 2453, 2899, 10901, 12883, 31889, 141713, 220993, 2430923, 2872909, 31601999]

約数ペア:

[(1, 31601999), (11, 2872909), (13, 2430923), (143, 220993), (223, 141713), (991, 31889), (2453, 12883), (2899, 10901)]