28308447

素因数分解:

$3^4\times {\mathrm{137}}^1\times {\mathrm{2551}}^1$

素因数の和:2700

約数の個数: 20

約数和(自身を含む): 42613296

約数和(自身を除く): 14304849

約数列:

[1, 3, 9, 27, 81, 137, 411, 1233, 2551, 3699, 7653, 11097, 22959, 68877, 206631, 349487, 1048461, 3145383, 9436149, 28308447]

約数ペア:

[(1, 28308447), (3, 9436149), (9, 3145383), (27, 1048461), (81, 349487), (137, 206631), (411, 68877), (1233, 22959), (2551, 11097), (3699, 7653)]