31181613

素因数分解:

$3^1\times {\mathrm{157}}^1\times {\mathrm{239}}^1\times {\mathrm{277}}^1$

素因数の和:676

約数の個数: 16

約数和(自身を含む): 42167040

約数和(自身を除く): 10985427

約数列:

[1, 3, 157, 239, 277, 471, 717, 831, 37523, 43489, 66203, 112569, 130467, 198609, 10393871, 31181613]

約数ペア:

[(1, 31181613), (3, 10393871), (157, 198609), (239, 130467), (277, 112569), (471, 66203), (717, 43489), (831, 37523)]