1390743

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{2711}}^1$

素因数の和:2739

約数の個数: 16

約数和(自身を含む): 2169600

約数和(自身を除く): 778857

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 2711, 8133, 24399, 51509, 73197, 154527, 463581, 1390743]

約数ペア:

[(1, 1390743), (3, 463581), (9, 154527), (19, 73197), (27, 51509), (57, 24399), (171, 8133), (513, 2711)]