205738351

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{72931}}^1$

素因数の和:72982

約数の個数: 16

約数和(自身を含む): 261388288

約数和(自身を除く): 55649937

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 72931, 510517, 948103, 2260861, 6636721, 15826027, 29391193, 205738351]

約数ペア:

[(1, 205738351), (7, 29391193), (13, 15826027), (31, 6636721), (91, 2260861), (217, 948103), (403, 510517), (2821, 72931)]