2021625635

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{1217}}^1\times {\mathrm{19543}}^1$

素因数の和:20782

約数の個数: 16

約数和(自身を含む): 2570895936

約数和(自身を除く): 549270301

約数列:

[1, 5, 17, 85, 1217, 6085, 19543, 20689, 97715, 103445, 332231, 1661155, 23783831, 118919155, 404325127, 2021625635]

約数ペア:

[(1, 2021625635), (5, 404325127), (17, 118919155), (85, 23783831), (1217, 1661155), (6085, 332231), (19543, 103445), (20689, 97715)]