28162914

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{317}}^1$

素因数の和:419

約数の個数: 64

約数和(自身を含む): 65390976

約数和(自身を除く): 37228062

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 67, 78, 102, 134, 201, 221, 317, 402, 442, 634, 663, 871, 951, 1139, 1326, 1742, 1902, 2278, 2613, 3417, 4121, 5226, 5389, 6834, 8242, 10778, 12363, 14807, 16167, 21239, 24726, 29614, 32334, 42478, 44421, 63717, 70057, 88842, 127434, 140114, 210171, 276107, 361063, 420342, 552214, 722126, 828321, 1083189, 1656642, 2166378, 4693819, 9387638, 14081457, 28162914]

約数ペア:

[(1, 28162914), (2, 14081457), (3, 9387638), (6, 4693819), (13, 2166378), (17, 1656642), (26, 1083189), (34, 828321), (39, 722126), (51, 552214), (67, 420342), (78, 361063), (102, 276107), (134, 210171), (201, 140114), (221, 127434), (317, 88842), (402, 70057), (442, 63717), (634, 44421), (663, 42478), (871, 32334), (951, 29614), (1139, 24726), (1326, 21239), (1742, 16167), (1902, 14807), (2278, 12363), (2613, 10778), (3417, 8242), (4121, 6834), (5226, 5389)]