263419506

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{739}}^1$

素因数の和:821

約数の個数: 128

約数和(自身を含む): 716083200

約数和(自身を除く): 452663694

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 27, 41, 42, 46, 54, 63, 69, 82, 123, 126, 138, 161, 189, 207, 246, 287, 322, 369, 378, 414, 483, 574, 621, 738, 739, 861, 943, 966, 1107, 1242, 1449, 1478, 1722, 1886, 2214, 2217, 2583, 2829, 2898, 4347, 4434, 5166, 5173, 5658, 6601, 6651, 7749, 8487, 8694, 10346, 13202, 13302, 15498, 15519, 16974, 16997, 19803, 19953, 25461, 30299, 31038, 33994, 39606, 39906, 46557, 50922, 50991, 59409, 60598, 90897, 93114, 101982, 118818, 118979, 139671, 152973, 178227, 181794, 212093, 237958, 272691, 279342, 305946, 356454, 356937, 424186, 458919, 545382, 636279, 696877, 713874, 818073, 917838, 1070811, 1272558, 1393754, 1636146, 1908837, 2090631, 2141622, 3212433, 3817674, 4181262, 4878139, 5726511, 6271893, 6424866, 9756278, 11453022, 12543786, 14634417, 18815679, 29268834, 37631358, 43903251, 87806502, 131709753, 263419506]

約数ペア:

[(1, 263419506), (2, 131709753), (3, 87806502), (6, 43903251), (7, 37631358), (9, 29268834), (14, 18815679), (18, 14634417), (21, 12543786), (23, 11453022), (27, 9756278), (41, 6424866), (42, 6271893), (46, 5726511), (54, 4878139), (63, 4181262), (69, 3817674), (82, 3212433), (123, 2141622), (126, 2090631), (138, 1908837), (161, 1636146), (189, 1393754), (207, 1272558), (246, 1070811), (287, 917838), (322, 818073), (369, 713874), (378, 696877), (414, 636279), (483, 545382), (574, 458919), (621, 424186), (738, 356937), (739, 356454), (861, 305946), (943, 279342), (966, 272691), (1107, 237958), (1242, 212093), (1449, 181794), (1478, 178227), (1722, 152973), (1886, 139671), (2214, 118979), (2217, 118818), (2583, 101982), (2829, 93114), (2898, 90897), (4347, 60598), (4434, 59409), (5166, 50991), (5173, 50922), (5658, 46557), (6601, 39906), (6651, 39606), (7749, 33994), (8487, 31038), (8694, 30299), (10346, 25461), (13202, 19953), (13302, 19803), (15498, 16997), (15519, 16974)]