81913275605

素因数分解:

$5^1\times 7^1\times {\mathrm{83}}^2\times {\mathrm{339727}}^1$

素因数の和:339905

約数の個数: 24

約数和(自身を含む): 113708320512

約数和(自身を除く): 31795044907

約数列:

[1, 5, 7, 35, 83, 415, 581, 2905, 6889, 34445, 48223, 241115, 339727, 1698635, 2378089, 11890445, 28197341, 140986705, 197381387, 986906935, 2340379303, 11701896515, 16382655121, 81913275605]

約数ペア:

[(1, 81913275605), (5, 16382655121), (7, 11701896515), (35, 2340379303), (83, 986906935), (415, 197381387), (581, 140986705), (2905, 28197341), (6889, 11890445), (34445, 2378089), (48223, 1698635), (241115, 339727)]