28054647

素因数分解:

$3^3\times {\mathrm{641}}^1\times {\mathrm{1621}}^1$

素因数の和:2271

約数の個数: 16

約数和(自身を含む): 41652960

約数和(自身を除く): 13598313

約数列:

[1, 3, 9, 27, 641, 1621, 1923, 4863, 5769, 14589, 17307, 43767, 1039061, 3117183, 9351549, 28054647]

約数ペア:

[(1, 28054647), (3, 9351549), (9, 3117183), (27, 1039061), (641, 43767), (1621, 17307), (1923, 14589), (4863, 5769)]