31142965

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{20693}}^1$

素因数の和:20748

約数の個数: 16

約数和(自身を含む): 43705728

約数和(自身を除く): 12562763

約数列:

[1, 5, 7, 35, 43, 215, 301, 1505, 20693, 103465, 144851, 724255, 889799, 4448995, 6228593, 31142965]

約数ペア:

[(1, 31142965), (5, 6228593), (7, 4448995), (35, 889799), (43, 724255), (215, 144851), (301, 103465), (1505, 20693)]