18286857

素因数分解:

$3^3\times {\mathrm{127}}^1\times {\mathrm{5333}}^1$

素因数の和:5469

約数の個数: 16

約数和(自身を含む): 27310080

約数和(自身を除く): 9023223

約数列:

[1, 3, 9, 27, 127, 381, 1143, 3429, 5333, 15999, 47997, 143991, 677291, 2031873, 6095619, 18286857]

約数ペア:

[(1, 18286857), (3, 6095619), (9, 2031873), (27, 677291), (127, 143991), (381, 47997), (1143, 15999), (3429, 5333)]