25984017

素因数分解:

$3^3\times {\mathrm{211}}^1\times {\mathrm{4561}}^1$

素因数の和:4781

約数の個数: 16

約数和(自身を含む): 38685760

約数和(自身を除く): 12701743

約数列:

[1, 3, 9, 27, 211, 633, 1899, 4561, 5697, 13683, 41049, 123147, 962371, 2887113, 8661339, 25984017]

約数ペア:

[(1, 25984017), (3, 8661339), (9, 2887113), (27, 962371), (211, 123147), (633, 41049), (1899, 13683), (4561, 5697)]