531307161

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{6907}}^1$

素因数の和:6971

約数の個数: 64

約数和(自身を含む): 1008015360

約数和(自身を除く): 476708199

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 37, 63, 77, 99, 111, 189, 231, 259, 297, 333, 407, 693, 777, 999, 1221, 2079, 2331, 2849, 3663, 6907, 6993, 8547, 10989, 20721, 25641, 48349, 62163, 75977, 76923, 145047, 186489, 227931, 255559, 435141, 531839, 683793, 766677, 1305423, 1595517, 1788913, 2051379, 2300031, 2811149, 4786551, 5366739, 6900093, 8433447, 14359653, 16100217, 19678043, 25300341, 48300651, 59034129, 75901023, 177102387, 531307161]

約数ペア:

[(1, 531307161), (3, 177102387), (7, 75901023), (9, 59034129), (11, 48300651), (21, 25300341), (27, 19678043), (33, 16100217), (37, 14359653), (63, 8433447), (77, 6900093), (99, 5366739), (111, 4786551), (189, 2811149), (231, 2300031), (259, 2051379), (297, 1788913), (333, 1595517), (407, 1305423), (693, 766677), (777, 683793), (999, 531839), (1221, 435141), (2079, 255559), (2331, 227931), (2849, 186489), (3663, 145047), (6907, 76923), (6993, 75977), (8547, 62163), (10989, 48349), (20721, 25641)]