647790630448

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23761}}^1\times {\mathrm{131071}}^1$

素因数の和:154853

約数の個数: 40

約数和(自身を含む): 1351707262976

約数和(自身を除く): 703916632528

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 23761, 47522, 95044, 131071, 190088, 262142, 308893, 380176, 524284, 617786, 1048568, 1235572, 1703923, 2097136, 2471144, 3407846, 4942288, 6815692, 13631384, 27262768, 3114378031, 6228756062, 12457512124, 24915024248, 40486914403, 49830048496, 80973828806, 161947657612, 323895315224, 647790630448]

約数ペア:

[(1, 647790630448), (2, 323895315224), (4, 161947657612), (8, 80973828806), (13, 49830048496), (16, 40486914403), (26, 24915024248), (52, 12457512124), (104, 6228756062), (208, 3114378031), (23761, 27262768), (47522, 13631384), (95044, 6815692), (131071, 4942288), (190088, 3407846), (262142, 2471144), (308893, 2097136), (380176, 1703923), (524284, 1235572), (617786, 1048568)]