66880191

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{43627}}^1$

素因数の和:43710

約数の個数: 16

約数和(自身を含む): 103311104

約数和(自身を除く): 36430913

約数列:

[1, 3, 7, 21, 73, 219, 511, 1533, 43627, 130881, 305389, 916167, 3184771, 9554313, 22293397, 66880191]

約数ペア:

[(1, 66880191), (3, 22293397), (7, 9554313), (21, 3184771), (73, 916167), (219, 305389), (511, 130881), (1533, 43627)]