881433488

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{90163}}^1$

素因数の和:90231

約数の個数: 40

約数和(自身を含む): 1878296448

約数和(自身を除く): 996862960

約数列:

[1, 2, 4, 8, 13, 16, 26, 47, 52, 94, 104, 188, 208, 376, 611, 752, 1222, 2444, 4888, 9776, 90163, 180326, 360652, 721304, 1172119, 1442608, 2344238, 4237661, 4688476, 8475322, 9376952, 16950644, 18753904, 33901288, 55089593, 67802576, 110179186, 220358372, 440716744, 881433488]

約数ペア:

[(1, 881433488), (2, 440716744), (4, 220358372), (8, 110179186), (13, 67802576), (16, 55089593), (26, 33901288), (47, 18753904), (52, 16950644), (94, 9376952), (104, 8475322), (188, 4688476), (208, 4237661), (376, 2344238), (611, 1442608), (752, 1172119), (1222, 721304), (2444, 360652), (4888, 180326), (9776, 90163)]