1288822016

素因数分解:

$2^8\times {\mathrm{131}}^1\times {\mathrm{38431}}^1$

素因数の和:38578

約数の個数: 36

約数和(自身を含む): 2592315264

約数和(自身を除く): 1303493248

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 131, 256, 262, 524, 1048, 2096, 4192, 8384, 16768, 33536, 38431, 76862, 153724, 307448, 614896, 1229792, 2459584, 4919168, 5034461, 9838336, 10068922, 20137844, 40275688, 80551376, 161102752, 322205504, 644411008, 1288822016]

約数ペア:

[(1, 1288822016), (2, 644411008), (4, 322205504), (8, 161102752), (16, 80551376), (32, 40275688), (64, 20137844), (128, 10068922), (131, 9838336), (256, 5034461), (262, 4919168), (524, 2459584), (1048, 1229792), (2096, 614896), (4192, 307448), (8384, 153724), (16768, 76862), (33536, 38431)]