3998694

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:122

約数の個数: 64

約数和(自身を含む): 9792000

約数和(自身を除く): 5793306

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 49, 58, 67, 87, 98, 134, 147, 174, 201, 203, 294, 343, 402, 406, 469, 609, 686, 938, 1029, 1218, 1407, 1421, 1943, 2058, 2814, 2842, 3283, 3886, 4263, 5829, 6566, 8526, 9849, 9947, 11658, 13601, 19698, 19894, 22981, 27202, 29841, 40803, 45962, 59682, 68943, 81606, 95207, 137886, 190414, 285621, 571242, 666449, 1332898, 1999347, 3998694]

約数ペア:

[(1, 3998694), (2, 1999347), (3, 1332898), (6, 666449), (7, 571242), (14, 285621), (21, 190414), (29, 137886), (42, 95207), (49, 81606), (58, 68943), (67, 59682), (87, 45962), (98, 40803), (134, 29841), (147, 27202), (174, 22981), (201, 19894), (203, 19698), (294, 13601), (343, 11658), (402, 9947), (406, 9849), (469, 8526), (609, 6566), (686, 5829), (938, 4263), (1029, 3886), (1218, 3283), (1407, 2842), (1421, 2814), (1943, 2058)]