66656763

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{17509}}^1$

素因数の和:17568

約数の個数: 20

約数和(自身を含む): 101698080

約数和(自身を除く): 35041317

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 17509, 52527, 157581, 472743, 822923, 1418229, 2468769, 7406307, 22218921, 66656763]

約数ペア:

[(1, 66656763), (3, 22218921), (9, 7406307), (27, 2468769), (47, 1418229), (81, 822923), (141, 472743), (423, 157581), (1269, 52527), (3807, 17509)]