28278153

素因数分解:

$3^5\times {\mathrm{116371}}^1$

素因数の和:116386

約数の個数: 12

約数和(自身を含む): 42359408

約数和(自身を除く): 14081255

約数列:

[1, 3, 9, 27, 81, 243, 116371, 349113, 1047339, 3142017, 9426051, 28278153]

約数ペア:

[(1, 28278153), (3, 9426051), (9, 3142017), (27, 1047339), (81, 349113), (243, 116371)]