4890605

素因数分解:

$5^1\times {\mathrm{23}}^2\times {\mathrm{43}}^2$

素因数の和:137

約数の個数: 18

約数和(自身を含む): 6280974

約数和(自身を除く): 1390369

約数列:

[1, 5, 23, 43, 115, 215, 529, 989, 1849, 2645, 4945, 9245, 22747, 42527, 113735, 212635, 978121, 4890605]

約数ペア:

[(1, 4890605), (5, 978121), (23, 212635), (43, 113735), (115, 42527), (215, 22747), (529, 9245), (989, 4945), (1849, 2645)]