199916073

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1447}}^1$

素因数の和:1523

約数の個数: 64

約数和(自身を含む): 366981120

約数和(自身を除く): 167065047

約数列:

[1, 3, 7, 9, 17, 21, 27, 43, 51, 63, 119, 129, 153, 189, 301, 357, 387, 459, 731, 903, 1071, 1161, 1447, 2193, 2709, 3213, 4341, 5117, 6579, 8127, 10129, 13023, 15351, 19737, 24599, 30387, 39069, 46053, 62221, 73797, 91161, 138159, 172193, 186663, 221391, 273483, 435547, 516579, 559989, 664173, 1057757, 1306641, 1549737, 1679967, 3173271, 3919923, 4649211, 7404299, 9519813, 11759769, 22212897, 28559439, 66638691, 199916073]

約数ペア:

[(1, 199916073), (3, 66638691), (7, 28559439), (9, 22212897), (17, 11759769), (21, 9519813), (27, 7404299), (43, 4649211), (51, 3919923), (63, 3173271), (119, 1679967), (129, 1549737), (153, 1306641), (189, 1057757), (301, 664173), (357, 559989), (387, 516579), (459, 435547), (731, 273483), (903, 221391), (1071, 186663), (1161, 172193), (1447, 138159), (2193, 91161), (2709, 73797), (3213, 62221), (4341, 46053), (5117, 39069), (6579, 30387), (8127, 24599), (10129, 19737), (13023, 15351)]