25372809

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:131

約数の個数: 96

約数和(自身を含む): 50319360

約数和(自身を除く): 24946551

約数列:

[1, 3, 7, 9, 11, 19, 21, 33, 41, 47, 57, 63, 77, 99, 123, 133, 141, 171, 209, 231, 287, 329, 369, 399, 423, 451, 517, 627, 693, 779, 861, 893, 987, 1197, 1353, 1463, 1551, 1881, 1927, 2337, 2583, 2679, 2961, 3157, 3619, 4059, 4389, 4653, 5453, 5781, 6251, 7011, 8037, 8569, 9471, 9823, 10857, 13167, 13489, 16359, 17343, 18753, 21197, 25707, 28413, 29469, 32571, 36613, 40467, 49077, 56259, 59983, 63591, 68761, 77121, 88407, 109839, 121401, 148379, 179949, 190773, 206283, 256291, 329517, 402743, 445137, 539847, 618849, 768873, 1208229, 1335411, 2306619, 2819201, 3624687, 8457603, 25372809]

約数ペア:

[(1, 25372809), (3, 8457603), (7, 3624687), (9, 2819201), (11, 2306619), (19, 1335411), (21, 1208229), (33, 768873), (41, 618849), (47, 539847), (57, 445137), (63, 402743), (77, 329517), (99, 256291), (123, 206283), (133, 190773), (141, 179949), (171, 148379), (209, 121401), (231, 109839), (287, 88407), (329, 77121), (369, 68761), (399, 63591), (423, 59983), (451, 56259), (517, 49077), (627, 40467), (693, 36613), (779, 32571), (861, 29469), (893, 28413), (987, 25707), (1197, 21197), (1353, 18753), (1463, 17343), (1551, 16359), (1881, 13489), (1927, 13167), (2337, 10857), (2583, 9823), (2679, 9471), (2961, 8569), (3157, 8037), (3619, 7011), (4059, 6251), (4389, 5781), (4653, 5453)]