127908488

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{5237}}^1$

素因数の和:5357

約数の個数: 32

約数和(自身を含む): 248909760

約数和(自身を除く): 121001272

約数列:

[1, 2, 4, 8, 43, 71, 86, 142, 172, 284, 344, 568, 3053, 5237, 6106, 10474, 12212, 20948, 24424, 41896, 225191, 371827, 450382, 743654, 900764, 1487308, 1801528, 2974616, 15988561, 31977122, 63954244, 127908488]

約数ペア:

[(1, 127908488), (2, 63954244), (4, 31977122), (8, 15988561), (43, 2974616), (71, 1801528), (86, 1487308), (142, 900764), (172, 743654), (284, 450382), (344, 371827), (568, 225191), (3053, 41896), (5237, 24424), (6106, 20948), (10474, 12212)]