13530517

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1931}}^1$

素因数の和:1969

約数の個数: 24

約数和(自身を含む): 18500832

約数和(自身を除く): 4970315

約数列:

[1, 7, 11, 13, 49, 77, 91, 143, 539, 637, 1001, 1931, 7007, 13517, 21241, 25103, 94619, 148687, 175721, 276133, 1040809, 1230047, 1932931, 13530517]

約数ペア:

[(1, 13530517), (7, 1932931), (11, 1230047), (13, 1040809), (49, 276133), (77, 175721), (91, 148687), (143, 94619), (539, 25103), (637, 21241), (1001, 13517), (1931, 7007)]