28901202

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{241}}^1$

素因数の和:359

約数の個数: 64

約数和(自身を含む): 66908160

約数和(自身を除く): 38006958

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 79, 138, 158, 237, 241, 253, 474, 482, 506, 723, 759, 869, 1446, 1518, 1738, 1817, 2607, 2651, 3634, 5214, 5302, 5451, 5543, 7953, 10902, 11086, 15906, 16629, 19039, 19987, 33258, 38078, 39974, 57117, 59961, 60973, 114234, 119922, 121946, 182919, 209429, 365838, 418858, 437897, 628287, 875794, 1256574, 1313691, 2627382, 4816867, 9633734, 14450601, 28901202]

約数ペア:

[(1, 28901202), (2, 14450601), (3, 9633734), (6, 4816867), (11, 2627382), (22, 1313691), (23, 1256574), (33, 875794), (46, 628287), (66, 437897), (69, 418858), (79, 365838), (138, 209429), (158, 182919), (237, 121946), (241, 119922), (253, 114234), (474, 60973), (482, 59961), (506, 57117), (723, 39974), (759, 38078), (869, 33258), (1446, 19987), (1518, 19039), (1738, 16629), (1817, 15906), (2607, 11086), (2651, 10902), (3634, 7953), (5214, 5543), (5302, 5451)]