64907909

素因数分解:

${\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{281}}^1$

素因数の和:409

約数の個数: 24

約数和(自身を含む): 75612096

約数和(自身を除く): 10704187

約数列:

[1, 11, 23, 83, 121, 253, 281, 913, 1909, 2783, 3091, 6463, 10043, 20999, 23323, 34001, 71093, 230989, 256553, 536429, 782023, 2822083, 5900719, 64907909]

約数ペア:

[(1, 64907909), (11, 5900719), (23, 2822083), (83, 782023), (121, 536429), (253, 256553), (281, 230989), (913, 71093), (1909, 34001), (2783, 23323), (3091, 20999), (6463, 10043)]