131531526

素因数分解:

$2^1\times 3^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^2$

素因数の和:129

約数の個数: 144

約数和(自身を含む): 361251072

約数和(自身を除く): 229719546

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 27, 41, 42, 46, 54, 63, 69, 81, 82, 123, 126, 138, 161, 162, 189, 207, 243, 246, 287, 322, 369, 378, 414, 483, 486, 567, 574, 621, 738, 861, 943, 966, 1107, 1134, 1242, 1449, 1681, 1701, 1722, 1863, 1886, 2214, 2583, 2829, 2898, 3321, 3362, 3402, 3726, 4347, 5043, 5166, 5589, 5658, 6601, 6642, 7749, 8487, 8694, 9963, 10086, 11178, 11767, 13041, 13202, 15129, 15498, 16974, 19803, 19926, 23247, 23534, 25461, 26082, 30258, 35301, 38663, 39123, 39606, 45387, 46494, 50922, 59409, 69741, 70602, 76383, 77326, 78246, 90774, 105903, 115989, 118818, 136161, 139482, 152766, 178227, 211806, 229149, 231978, 270641, 272322, 317709, 347967, 356454, 408483, 458298, 534681, 541282, 635418, 695934, 811923, 816966, 953127, 1043901, 1069362, 1604043, 1623846, 1906254, 2087802, 2435769, 2859381, 3131703, 3208086, 4871538, 5718762, 6263406, 7307307, 9395109, 14614614, 18790218, 21921921, 43843842, 65765763, 131531526]

約数ペア:

[(1, 131531526), (2, 65765763), (3, 43843842), (6, 21921921), (7, 18790218), (9, 14614614), (14, 9395109), (18, 7307307), (21, 6263406), (23, 5718762), (27, 4871538), (41, 3208086), (42, 3131703), (46, 2859381), (54, 2435769), (63, 2087802), (69, 1906254), (81, 1623846), (82, 1604043), (123, 1069362), (126, 1043901), (138, 953127), (161, 816966), (162, 811923), (189, 695934), (207, 635418), (243, 541282), (246, 534681), (287, 458298), (322, 408483), (369, 356454), (378, 347967), (414, 317709), (483, 272322), (486, 270641), (567, 231978), (574, 229149), (621, 211806), (738, 178227), (861, 152766), (943, 139482), (966, 136161), (1107, 118818), (1134, 115989), (1242, 105903), (1449, 90774), (1681, 78246), (1701, 77326), (1722, 76383), (1863, 70602), (1886, 69741), (2214, 59409), (2583, 50922), (2829, 46494), (2898, 45387), (3321, 39606), (3362, 39123), (3402, 38663), (3726, 35301), (4347, 30258), (5043, 26082), (5166, 25461), (5589, 23534), (5658, 23247), (6601, 19926), (6642, 19803), (7749, 16974), (8487, 15498), (8694, 15129), (9963, 13202), (10086, 13041), (11178, 11767)]