275156271

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{809}}^1$

素因数の和:870

約数の個数: 80

約数和(自身を含む): 493970400

約数和(自身を除く): 218814129

約数列:

[1, 3, 9, 13, 17, 19, 27, 39, 51, 57, 81, 117, 153, 171, 221, 247, 323, 351, 459, 513, 663, 741, 809, 969, 1053, 1377, 1539, 1989, 2223, 2427, 2907, 4199, 5967, 6669, 7281, 8721, 10517, 12597, 13753, 15371, 17901, 20007, 21843, 26163, 31551, 37791, 41259, 46113, 65529, 94653, 113373, 123777, 138339, 178789, 199823, 261307, 283959, 340119, 371331, 415017, 536367, 599469, 783921, 851877, 1113993, 1245051, 1609101, 1798407, 2351763, 3396991, 4827303, 5395221, 7055289, 10190973, 14481909, 16185663, 21165867, 30572919, 91718757, 275156271]

約数ペア:

[(1, 275156271), (3, 91718757), (9, 30572919), (13, 21165867), (17, 16185663), (19, 14481909), (27, 10190973), (39, 7055289), (51, 5395221), (57, 4827303), (81, 3396991), (117, 2351763), (153, 1798407), (171, 1609101), (221, 1245051), (247, 1113993), (323, 851877), (351, 783921), (459, 599469), (513, 536367), (663, 415017), (741, 371331), (809, 340119), (969, 283959), (1053, 261307), (1377, 199823), (1539, 178789), (1989, 138339), (2223, 123777), (2427, 113373), (2907, 94653), (4199, 65529), (5967, 46113), (6669, 41259), (7281, 37791), (8721, 31551), (10517, 26163), (12597, 21843), (13753, 20007), (15371, 17901)]