31421427

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{9689}}^1$

素因数の和:9762

約数の個数: 16

約数和(自身を含む): 44651520

約数和(自身を除く): 13230093

約数列:

[1, 3, 23, 47, 69, 141, 1081, 3243, 9689, 29067, 222847, 455383, 668541, 1366149, 10473809, 31421427]

約数ペア:

[(1, 31421427), (3, 10473809), (23, 1366149), (47, 668541), (69, 455383), (141, 222847), (1081, 29067), (3243, 9689)]