81689244

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{313}}^1$

素因数の和:579

約数の個数: 96

約数和(自身を含む): 236328960

約数和(自身を除く): 154639716

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 239, 273, 313, 364, 478, 546, 626, 717, 939, 956, 1092, 1252, 1434, 1673, 1878, 2191, 2868, 3107, 3346, 3756, 4069, 4382, 5019, 6214, 6573, 6692, 8138, 8764, 9321, 10038, 12207, 12428, 13146, 16276, 18642, 20076, 21749, 24414, 26292, 28483, 37284, 43498, 48828, 56966, 65247, 74807, 85449, 86996, 113932, 130494, 149614, 170898, 224421, 260988, 299228, 341796, 448842, 523649, 897684, 972491, 1047298, 1570947, 1944982, 2094596, 2917473, 3141894, 3889964, 5834946, 6283788, 6807437, 11669892, 13614874, 20422311, 27229748, 40844622, 81689244]

約数ペア:

[(1, 81689244), (2, 40844622), (3, 27229748), (4, 20422311), (6, 13614874), (7, 11669892), (12, 6807437), (13, 6283788), (14, 5834946), (21, 3889964), (26, 3141894), (28, 2917473), (39, 2094596), (42, 1944982), (52, 1570947), (78, 1047298), (84, 972491), (91, 897684), (156, 523649), (182, 448842), (239, 341796), (273, 299228), (313, 260988), (364, 224421), (478, 170898), (546, 149614), (626, 130494), (717, 113932), (939, 86996), (956, 85449), (1092, 74807), (1252, 65247), (1434, 56966), (1673, 48828), (1878, 43498), (2191, 37284), (2868, 28483), (3107, 26292), (3346, 24414), (3756, 21749), (4069, 20076), (4382, 18642), (5019, 16276), (6214, 13146), (6573, 12428), (6692, 12207), (8138, 10038), (8764, 9321)]