26521749

素因数分解:

$3^7\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:269

約数の個数: 32

約数和(自身を含む): 40593280

約数和(自身を除く): 14071531

約数列:

[1, 3, 9, 27, 67, 81, 181, 201, 243, 543, 603, 729, 1629, 1809, 2187, 4887, 5427, 12127, 14661, 16281, 36381, 43983, 48843, 109143, 131949, 146529, 327429, 395847, 982287, 2946861, 8840583, 26521749]

約数ペア:

[(1, 26521749), (3, 8840583), (9, 2946861), (27, 982287), (67, 395847), (81, 327429), (181, 146529), (201, 131949), (243, 109143), (543, 48843), (603, 43983), (729, 36381), (1629, 16281), (1809, 14661), (2187, 12127), (4887, 5427)]