25969167

素因数分解:

$3^6\times 7^2\times {\mathrm{727}}^1$

素因数の和:759

約数の個数: 42

約数和(自身を含む): 45355128

約数和(自身を除く): 19385961

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 441, 567, 727, 729, 1323, 1701, 2181, 3969, 5089, 5103, 6543, 11907, 15267, 19629, 35623, 35721, 45801, 58887, 106869, 137403, 176661, 320607, 412209, 529983, 961821, 1236627, 2885463, 3709881, 8656389, 25969167]

約数ペア:

[(1, 25969167), (3, 8656389), (7, 3709881), (9, 2885463), (21, 1236627), (27, 961821), (49, 529983), (63, 412209), (81, 320607), (147, 176661), (189, 137403), (243, 106869), (441, 58887), (567, 45801), (727, 35721), (729, 35623), (1323, 19629), (1701, 15267), (2181, 11907), (3969, 6543), (5089, 5103)]