31347085

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{81421}}^1$

素因数の和:81444

約数の個数: 16

約数和(自身を含む): 46899072

約数和(自身を除く): 15551987

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 81421, 407105, 569947, 895631, 2849735, 4478155, 6269417, 31347085]

約数ペア:

[(1, 31347085), (5, 6269417), (7, 4478155), (11, 2849735), (35, 895631), (55, 569947), (77, 407105), (385, 81421)]