3958906

素因数分解:

$2^1\times 7^3\times {\mathrm{29}}^1\times {\mathrm{199}}^1$

素因数の和:251

約数の個数: 32

約数和(自身を含む): 7200000

約数和(自身を除く): 3241094

約数列:

[1, 2, 7, 14, 29, 49, 58, 98, 199, 203, 343, 398, 406, 686, 1393, 1421, 2786, 2842, 5771, 9751, 9947, 11542, 19502, 19894, 40397, 68257, 80794, 136514, 282779, 565558, 1979453, 3958906]

約数ペア:

[(1, 3958906), (2, 1979453), (7, 565558), (14, 282779), (29, 136514), (49, 80794), (58, 68257), (98, 40397), (199, 19894), (203, 19502), (343, 11542), (398, 9947), (406, 9751), (686, 5771), (1393, 2842), (1421, 2786)]