66720861

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{107441}}^1$

素因数の和:107473

約数の個数: 16

約数和(自身を含む): 103144320

約数和(自身を除く): 36423459

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 107441, 322323, 966969, 2471143, 2900907, 7413429, 22240287, 66720861]

約数ペア:

[(1, 66720861), (3, 22240287), (9, 7413429), (23, 2900907), (27, 2471143), (69, 966969), (207, 322323), (621, 107441)]