25548453

素因数分解:

$3^4\times 7^2\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:224

約数の個数: 60

約数和(自身を含む): 45768492

約数和(自身を除く): 20220039

約数列:

[1, 3, 7, 9, 21, 27, 41, 49, 63, 81, 123, 147, 157, 189, 287, 369, 441, 471, 567, 861, 1099, 1107, 1323, 1413, 2009, 2583, 3297, 3321, 3969, 4239, 6027, 6437, 7693, 7749, 9891, 12717, 18081, 19311, 23079, 23247, 29673, 45059, 54243, 57933, 69237, 89019, 135177, 162729, 173799, 207711, 315413, 405531, 521397, 623133, 946239, 1216593, 2838717, 3649779, 8516151, 25548453]

約数ペア:

[(1, 25548453), (3, 8516151), (7, 3649779), (9, 2838717), (21, 1216593), (27, 946239), (41, 623133), (49, 521397), (63, 405531), (81, 315413), (123, 207711), (147, 173799), (157, 162729), (189, 135177), (287, 89019), (369, 69237), (441, 57933), (471, 54243), (567, 45059), (861, 29673), (1099, 23247), (1107, 23079), (1323, 19311), (1413, 18081), (2009, 12717), (2583, 9891), (3297, 7749), (3321, 7693), (3969, 6437), (4239, 6027)]