205928359

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{1597}}^1$

素因数の和:1739

約数の個数: 24

約数和(自身を含む): 257341920

約数和(自身を除く): 51413561

約数列:

[1, 7, 13, 91, 109, 169, 763, 1183, 1417, 1597, 9919, 11179, 18421, 20761, 128947, 145327, 174073, 269893, 1218511, 1889251, 2262949, 15840643, 29418337, 205928359]

約数ペア:

[(1, 205928359), (7, 29418337), (13, 15840643), (91, 2262949), (109, 1889251), (169, 1218511), (763, 269893), (1183, 174073), (1417, 145327), (1597, 128947), (9919, 20761), (11179, 18421)]