20131470027

素因数分解:

$3^4\times {\mathrm{179}}^1\times {\mathrm{1388473}}^1$

素因数の和:1388664

約数の個数: 20

約数和(自身を含む): 30240963720

約数和(自身を除く): 10109493693

約数列:

[1, 3, 9, 27, 81, 179, 537, 1611, 4833, 14499, 1388473, 4165419, 12496257, 37488771, 112466313, 248536667, 745610001, 2236830003, 6710490009, 20131470027]

約数ペア:

[(1, 20131470027), (3, 6710490009), (9, 2236830003), (27, 745610001), (81, 248536667), (179, 112466313), (537, 37488771), (1611, 12496257), (4833, 4165419), (14499, 1388473)]