66969951

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{239}}^1$

素因数の和:427

約数の個数: 32

約数和(自身を含む): 97320960

約数和(自身を除く): 30351009

約数列:

[1, 3, 23, 31, 69, 93, 131, 239, 393, 713, 717, 2139, 3013, 4061, 5497, 7409, 9039, 12183, 16491, 22227, 31309, 93403, 93927, 170407, 280209, 511221, 720107, 970579, 2160321, 2911737, 22323317, 66969951]

約数ペア:

[(1, 66969951), (3, 22323317), (23, 2911737), (31, 2160321), (69, 970579), (93, 720107), (131, 511221), (239, 280209), (393, 170407), (713, 93927), (717, 93403), (2139, 31309), (3013, 22227), (4061, 16491), (5497, 12183), (7409, 9039)]