66661707

素因数分解:

$3^1\times 7^3\times {\mathrm{64783}}^1$

素因数の和:64807

約数の個数: 16

約数和(自身を含む): 103654400

約数和(自身を除く): 36992693

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 64783, 194349, 453481, 1360443, 3174367, 9523101, 22220569, 66661707]

約数ペア:

[(1, 66661707), (3, 22220569), (7, 9523101), (21, 3174367), (49, 1360443), (147, 453481), (343, 194349), (1029, 64783)]