261569243

素因数分解:

${\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{709}}^1$

素因数の和:831

約数の個数: 24

約数和(自身を含む): 296240400

約数和(自身を除く): 34671157

約数列:

[1, 13, 37, 59, 169, 481, 709, 767, 2183, 6253, 9217, 9971, 26233, 28379, 41831, 119821, 341029, 368927, 543803, 1547747, 4433377, 7069439, 20120711, 261569243]

約数ペア:

[(1, 261569243), (13, 20120711), (37, 7069439), (59, 4433377), (169, 1547747), (481, 543803), (709, 368927), (767, 341029), (2183, 119821), (6253, 41831), (9217, 28379), (9971, 26233)]