31171895

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{2423}}^1$

素因数の和:2542

約数の個数: 16

約数和(自身を含む): 39094272

約数和(自身を除く): 7922377

約数列:

[1, 5, 31, 83, 155, 415, 2423, 2573, 12115, 12865, 75113, 201109, 375565, 1005545, 6234379, 31171895]

約数ペア:

[(1, 31171895), (5, 6234379), (31, 1005545), (83, 375565), (155, 201109), (415, 75113), (2423, 12865), (2573, 12115)]