205253763

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1$

素因数の和:324

約数の個数: 64

約数和(自身を含む): 336870912

約数和(自身を除く): 131617149

約数列:

[1, 3, 11, 13, 33, 37, 39, 67, 111, 143, 193, 201, 407, 429, 481, 579, 737, 871, 1221, 1443, 2123, 2211, 2479, 2509, 2613, 5291, 6369, 7141, 7437, 7527, 9581, 12931, 15873, 21423, 27269, 27599, 28743, 32227, 38793, 78551, 81807, 82797, 92833, 96681, 142241, 168103, 235653, 278499, 354497, 426723, 478447, 504309, 1021163, 1063491, 1435341, 1849133, 3063489, 5262917, 5547399, 6219811, 15788751, 18659433, 68417921, 205253763]

約数ペア:

[(1, 205253763), (3, 68417921), (11, 18659433), (13, 15788751), (33, 6219811), (37, 5547399), (39, 5262917), (67, 3063489), (111, 1849133), (143, 1435341), (193, 1063491), (201, 1021163), (407, 504309), (429, 478447), (481, 426723), (579, 354497), (737, 278499), (871, 235653), (1221, 168103), (1443, 142241), (2123, 96681), (2211, 92833), (2479, 82797), (2509, 81807), (2613, 78551), (5291, 38793), (6369, 32227), (7141, 28743), (7437, 27599), (7527, 27269), (9581, 21423), (12931, 15873)]