209810939

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{7793}}^1$

素因数の和:7934

約数の個数: 16

約数和(自身を含む): 240055200

約数和(自身を除く): 30244261

約数列:

[1, 13, 19, 109, 247, 1417, 2071, 7793, 26923, 101309, 148067, 849437, 1924871, 11042681, 16139303, 209810939]

約数ペア:

[(1, 209810939), (13, 16139303), (19, 11042681), (109, 1924871), (247, 849437), (1417, 148067), (2071, 101309), (7793, 26923)]