28954503

素因数分解:

$3^4\times {\mathrm{179}}^1\times {\mathrm{1997}}^1$

素因数の和:2188

約数の個数: 20

約数和(自身を含む): 43516440

約数和(自身を除く): 14561937

約数列:

[1, 3, 9, 27, 81, 179, 537, 1611, 1997, 4833, 5991, 14499, 17973, 53919, 161757, 357463, 1072389, 3217167, 9651501, 28954503]

約数ペア:

[(1, 28954503), (3, 9651501), (9, 3217167), (27, 1072389), (81, 357463), (179, 161757), (537, 53919), (1611, 17973), (1997, 14499), (4833, 5991)]