25666641

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1$

素因数の和:92

約数の個数: 108

約数和(自身を含む): 52430196

約数和(自身を除く): 26763555

約数列:

[1, 3, 7, 9, 11, 13, 21, 33, 37, 39, 49, 63, 77, 91, 99, 111, 117, 121, 143, 147, 231, 259, 273, 333, 363, 407, 429, 441, 481, 539, 637, 693, 777, 819, 847, 1001, 1089, 1221, 1287, 1443, 1573, 1617, 1813, 1911, 2331, 2541, 2849, 3003, 3367, 3663, 4329, 4477, 4719, 4851, 5291, 5439, 5733, 5929, 7007, 7623, 8547, 9009, 10101, 11011, 13431, 14157, 15873, 16317, 17787, 19943, 21021, 23569, 25641, 30303, 31339, 33033, 37037, 40293, 47619, 53361, 58201, 59829, 63063, 70707, 77077, 94017, 99099, 111111, 174603, 179487, 212121, 219373, 231231, 259259, 282051, 333333, 407407, 523809, 658119, 693693, 777777, 1222221, 1974357, 2333331, 2851849, 3666663, 8555547, 25666641]

約数ペア:

[(1, 25666641), (3, 8555547), (7, 3666663), (9, 2851849), (11, 2333331), (13, 1974357), (21, 1222221), (33, 777777), (37, 693693), (39, 658119), (49, 523809), (63, 407407), (77, 333333), (91, 282051), (99, 259259), (111, 231231), (117, 219373), (121, 212121), (143, 179487), (147, 174603), (231, 111111), (259, 99099), (273, 94017), (333, 77077), (363, 70707), (407, 63063), (429, 59829), (441, 58201), (481, 53361), (539, 47619), (637, 40293), (693, 37037), (777, 33033), (819, 31339), (847, 30303), (1001, 25641), (1089, 23569), (1221, 21021), (1287, 19943), (1443, 17787), (1573, 16317), (1617, 15873), (1813, 14157), (1911, 13431), (2331, 11011), (2541, 10101), (2849, 9009), (3003, 8547), (3367, 7623), (3663, 7007), (4329, 5929), (4477, 5733), (4719, 5439), (4851, 5291)]