287380026

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{2063}}^1$

素因数の和:2251

約数の個数: 48

約数和(自身を含む): 637528320

約数和(自身を除く): 350148294

約数列:

[1, 2, 3, 6, 9, 18, 71, 109, 142, 213, 218, 327, 426, 639, 654, 981, 1278, 1962, 2063, 4126, 6189, 7739, 12378, 15478, 18567, 23217, 37134, 46434, 69651, 139302, 146473, 224867, 292946, 439419, 449734, 674601, 878838, 1318257, 1349202, 2023803, 2636514, 4047606, 15965557, 31931114, 47896671, 95793342, 143690013, 287380026]

約数ペア:

[(1, 287380026), (2, 143690013), (3, 95793342), (6, 47896671), (9, 31931114), (18, 15965557), (71, 4047606), (109, 2636514), (142, 2023803), (213, 1349202), (218, 1318257), (327, 878838), (426, 674601), (639, 449734), (654, 439419), (981, 292946), (1278, 224867), (1962, 146473), (2063, 139302), (4126, 69651), (6189, 46434), (7739, 37134), (12378, 23217), (15478, 18567)]