1288441744

素因数分解:

$2^4\times {\mathrm{257}}^1\times {\mathrm{431}}^1\times {\mathrm{727}}^1$

素因数の和:1423

約数の個数: 40

約数和(自身を含む): 2515339008

約数和(自身を除く): 1226897264

約数列:

[1, 2, 4, 8, 16, 257, 431, 514, 727, 862, 1028, 1454, 1724, 2056, 2908, 3448, 4112, 5816, 6896, 11632, 110767, 186839, 221534, 313337, 373678, 443068, 626674, 747356, 886136, 1253348, 1494712, 1772272, 2506696, 2989424, 5013392, 80527609, 161055218, 322110436, 644220872, 1288441744]

約数ペア:

[(1, 1288441744), (2, 644220872), (4, 322110436), (8, 161055218), (16, 80527609), (257, 5013392), (431, 2989424), (514, 2506696), (727, 1772272), (862, 1494712), (1028, 1253348), (1454, 886136), (1724, 747356), (2056, 626674), (2908, 443068), (3448, 373678), (4112, 313337), (5816, 221534), (6896, 186839), (11632, 110767)]