28175364

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:168

約数の個数: 144

約数和(自身を含む): 87325056

約数和(自身を除く): 59149692

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 41, 42, 54, 63, 81, 82, 84, 101, 108, 123, 126, 162, 164, 189, 202, 243, 246, 252, 287, 303, 324, 369, 378, 404, 486, 492, 567, 574, 606, 707, 738, 756, 861, 909, 972, 1107, 1134, 1148, 1212, 1414, 1476, 1701, 1722, 1818, 2121, 2214, 2268, 2583, 2727, 2828, 3321, 3402, 3444, 3636, 4141, 4242, 4428, 5166, 5454, 6363, 6642, 6804, 7749, 8181, 8282, 8484, 9963, 10332, 10908, 12423, 12726, 13284, 15498, 16362, 16564, 19089, 19926, 23247, 24543, 24846, 25452, 28987, 30996, 32724, 37269, 38178, 39852, 46494, 49086, 49692, 57267, 57974, 69741, 74538, 76356, 86961, 92988, 98172, 111807, 114534, 115948, 139482, 149076, 171801, 173922, 223614, 229068, 260883, 278964, 335421, 343602, 347844, 447228, 521766, 670842, 687204, 782649, 1006263, 1043532, 1341684, 1565298, 2012526, 2347947, 3130596, 4025052, 4695894, 7043841, 9391788, 14087682, 28175364]

約数ペア:

[(1, 28175364), (2, 14087682), (3, 9391788), (4, 7043841), (6, 4695894), (7, 4025052), (9, 3130596), (12, 2347947), (14, 2012526), (18, 1565298), (21, 1341684), (27, 1043532), (28, 1006263), (36, 782649), (41, 687204), (42, 670842), (54, 521766), (63, 447228), (81, 347844), (82, 343602), (84, 335421), (101, 278964), (108, 260883), (123, 229068), (126, 223614), (162, 173922), (164, 171801), (189, 149076), (202, 139482), (243, 115948), (246, 114534), (252, 111807), (287, 98172), (303, 92988), (324, 86961), (369, 76356), (378, 74538), (404, 69741), (486, 57974), (492, 57267), (567, 49692), (574, 49086), (606, 46494), (707, 39852), (738, 38178), (756, 37269), (861, 32724), (909, 30996), (972, 28987), (1107, 25452), (1134, 24846), (1148, 24543), (1212, 23247), (1414, 19926), (1476, 19089), (1701, 16564), (1722, 16362), (1818, 15498), (2121, 13284), (2214, 12726), (2268, 12423), (2583, 10908), (2727, 10332), (2828, 9963), (3321, 8484), (3402, 8282), (3444, 8181), (3636, 7749), (4141, 6804), (4242, 6642), (4428, 6363), (5166, 5454)]