28397502

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1$

素因数の和:318

約数の個数: 96

約数和(自身を含む): 75479040

約数和(自身を除く): 47081538

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 41, 42, 46, 63, 69, 82, 123, 126, 138, 161, 207, 239, 246, 287, 322, 369, 414, 478, 483, 574, 717, 738, 861, 943, 966, 1434, 1449, 1673, 1722, 1886, 2151, 2583, 2829, 2898, 3346, 4302, 5019, 5166, 5497, 5658, 6601, 8487, 9799, 10038, 10994, 13202, 15057, 16491, 16974, 19598, 19803, 29397, 30114, 32982, 38479, 39606, 49473, 58794, 59409, 68593, 76958, 88191, 98946, 115437, 118818, 137186, 176382, 205779, 225377, 230874, 346311, 411558, 450754, 617337, 676131, 692622, 1234674, 1352262, 1577639, 2028393, 3155278, 4056786, 4732917, 9465834, 14198751, 28397502]

約数ペア:

[(1, 28397502), (2, 14198751), (3, 9465834), (6, 4732917), (7, 4056786), (9, 3155278), (14, 2028393), (18, 1577639), (21, 1352262), (23, 1234674), (41, 692622), (42, 676131), (46, 617337), (63, 450754), (69, 411558), (82, 346311), (123, 230874), (126, 225377), (138, 205779), (161, 176382), (207, 137186), (239, 118818), (246, 115437), (287, 98946), (322, 88191), (369, 76958), (414, 68593), (478, 59409), (483, 58794), (574, 49473), (717, 39606), (738, 38479), (861, 32982), (943, 30114), (966, 29397), (1434, 19803), (1449, 19598), (1673, 16974), (1722, 16491), (1886, 15057), (2151, 13202), (2583, 10994), (2829, 10038), (2898, 9799), (3346, 8487), (4302, 6601), (5019, 5658), (5166, 5497)]