55684989

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{14627}}^1$

素因数の和:14686

約数の個数: 20

約数和(自身を含む): 84959424

約数和(自身を除く): 29274435

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 14627, 43881, 131643, 394929, 687469, 1184787, 2062407, 6187221, 18561663, 55684989]

約数ペア:

[(1, 55684989), (3, 18561663), (9, 6187221), (27, 2062407), (47, 1184787), (81, 687469), (141, 394929), (423, 131643), (1269, 43881), (3807, 14627)]