28612038

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:206

約数の個数: 96

約数和(自身を含む): 73785600

約数和(自身を除く): 45173562

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 29, 39, 42, 58, 78, 87, 91, 139, 169, 174, 182, 203, 273, 278, 338, 377, 406, 417, 507, 546, 609, 754, 834, 973, 1014, 1131, 1183, 1218, 1807, 1946, 2262, 2366, 2639, 2919, 3549, 3614, 4031, 4901, 5278, 5421, 5838, 7098, 7917, 8062, 9802, 10842, 12093, 12649, 14703, 15834, 23491, 24186, 25298, 28217, 29406, 34307, 37947, 46982, 52403, 56434, 68614, 70473, 75894, 84651, 102921, 104806, 140946, 157209, 164437, 169302, 205842, 314418, 328874, 366821, 493311, 681239, 733642, 986622, 1100463, 1362478, 2043717, 2200926, 4087434, 4768673, 9537346, 14306019, 28612038]

約数ペア:

[(1, 28612038), (2, 14306019), (3, 9537346), (6, 4768673), (7, 4087434), (13, 2200926), (14, 2043717), (21, 1362478), (26, 1100463), (29, 986622), (39, 733642), (42, 681239), (58, 493311), (78, 366821), (87, 328874), (91, 314418), (139, 205842), (169, 169302), (174, 164437), (182, 157209), (203, 140946), (273, 104806), (278, 102921), (338, 84651), (377, 75894), (406, 70473), (417, 68614), (507, 56434), (546, 52403), (609, 46982), (754, 37947), (834, 34307), (973, 29406), (1014, 28217), (1131, 25298), (1183, 24186), (1218, 23491), (1807, 15834), (1946, 14703), (2262, 12649), (2366, 12093), (2639, 10842), (2919, 9802), (3549, 8062), (3614, 7917), (4031, 7098), (4901, 5838), (5278, 5421)]