25936729

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2143}}^1$

素因数の和:2189

約数の個数: 24

約数和(自身を含む): 34218240

約数和(自身を除く): 8281511

約数列:

[1, 7, 13, 19, 49, 91, 133, 247, 637, 931, 1729, 2143, 12103, 15001, 27859, 40717, 105007, 195013, 285019, 529321, 1365091, 1995133, 3705247, 25936729]

約数ペア:

[(1, 25936729), (7, 3705247), (13, 1995133), (19, 1365091), (49, 529321), (91, 285019), (133, 195013), (247, 105007), (637, 40717), (931, 27859), (1729, 15001), (2143, 12103)]