208757637

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{5393}}^1$

素因数の和:5450

約数の個数: 48

約数和(自身を含む): 363512448

約数和(自身を除く): 154754811

約数列:

[1, 3, 9, 11, 17, 23, 33, 51, 69, 99, 153, 187, 207, 253, 391, 561, 759, 1173, 1683, 2277, 3519, 4301, 5393, 12903, 16179, 38709, 48537, 59323, 91681, 124039, 177969, 275043, 372117, 533907, 825129, 1008491, 1116351, 1364429, 2108663, 3025473, 4093287, 6325989, 9076419, 12279861, 18977967, 23195293, 69585879, 208757637]

約数ペア:

[(1, 208757637), (3, 69585879), (9, 23195293), (11, 18977967), (17, 12279861), (23, 9076419), (33, 6325989), (51, 4093287), (69, 3025473), (99, 2108663), (153, 1364429), (187, 1116351), (207, 1008491), (253, 825129), (391, 533907), (561, 372117), (759, 275043), (1173, 177969), (1683, 124039), (2277, 91681), (3519, 59323), (4301, 48537), (5393, 38709), (12903, 16179)]