131330973861

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{256005797}}^1$

素因数の和:256005825

約数の個数: 16

約数和(自身を含む): 204804638400

約数和(自身を除く): 73473664539

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 256005797, 768017391, 2304052173, 4864110143, 6912156519, 14592330429, 43776991287, 131330973861]

約数ペア:

[(1, 131330973861), (3, 43776991287), (9, 14592330429), (19, 6912156519), (27, 4864110143), (57, 2304052173), (171, 768017391), (513, 256005797)]