1721000825

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{283}}^1\times {\mathrm{5657}}^1$

素因数の和:5993

約数の個数: 24

約数和(自身を含む): 2191773408

約数和(自身を除く): 470772583

約数列:

[1, 5, 25, 43, 215, 283, 1075, 1415, 5657, 7075, 12169, 28285, 60845, 141425, 243251, 304225, 1216255, 1600931, 6081275, 8004655, 40023275, 68840033, 344200165, 1721000825]

約数ペア:

[(1, 1721000825), (5, 344200165), (25, 68840033), (43, 40023275), (215, 8004655), (283, 6081275), (1075, 1600931), (1415, 1216255), (5657, 304225), (7075, 243251), (12169, 141425), (28285, 60845)]