64323721

素因数分解:

$7^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{571}}^1$

素因数の和:626

約数の個数: 36

約数和(自身を含む): 86726640

約数和(自身を除く): 22402919

約数列:

[1, 7, 11, 19, 49, 77, 121, 133, 209, 539, 571, 847, 931, 1463, 2299, 3997, 5929, 6281, 10241, 10849, 16093, 27979, 43967, 69091, 75943, 112651, 119339, 307769, 483637, 531601, 835373, 1312729, 3385459, 5847611, 9189103, 64323721]

約数ペア:

[(1, 64323721), (7, 9189103), (11, 5847611), (19, 3385459), (49, 1312729), (77, 835373), (121, 531601), (133, 483637), (209, 307769), (539, 119339), (571, 112651), (847, 75943), (931, 69091), (1463, 43967), (2299, 27979), (3997, 16093), (5929, 10849), (6281, 10241)]