31493187

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{13831}}^1$

素因数の和:13871

約数の個数: 24

約数和(自身を含む): 51787008

約数和(自身を除く): 20293821

約数列:

[1, 3, 9, 11, 23, 33, 69, 99, 207, 253, 759, 2277, 13831, 41493, 124479, 152141, 318113, 456423, 954339, 1369269, 2863017, 3499243, 10497729, 31493187]

約数ペア:

[(1, 31493187), (3, 10497729), (9, 3499243), (11, 2863017), (23, 1369269), (33, 954339), (69, 456423), (99, 318113), (207, 152141), (253, 124479), (759, 41493), (2277, 13831)]