25741233

素因数分解:

$3^5\times 7^1\times {\mathrm{37}}^1\times {\mathrm{409}}^1$

素因数の和:468

約数の個数: 48

約数和(自身を含む): 45368960

約数和(自身を除く): 19627727

約数列:

[1, 3, 7, 9, 21, 27, 37, 63, 81, 111, 189, 243, 259, 333, 409, 567, 777, 999, 1227, 1701, 2331, 2863, 2997, 3681, 6993, 8589, 8991, 11043, 15133, 20979, 25767, 33129, 45399, 62937, 77301, 99387, 105931, 136197, 231903, 317793, 408591, 695709, 953379, 1225773, 2860137, 3677319, 8580411, 25741233]

約数ペア:

[(1, 25741233), (3, 8580411), (7, 3677319), (9, 2860137), (21, 1225773), (27, 953379), (37, 695709), (63, 408591), (81, 317793), (111, 231903), (189, 136197), (243, 105931), (259, 99387), (333, 77301), (409, 62937), (567, 45399), (777, 33129), (999, 25767), (1227, 20979), (1701, 15133), (2331, 11043), (2863, 8991), (2997, 8589), (3681, 6993)]