3181221

素因数分解:

$3^3\times {\mathrm{59}}^1\times {\mathrm{1997}}^1$

素因数の和:2065

約数の個数: 16

約数和(自身を含む): 4795200

約数和(自身を除く): 1613979

約数列:

[1, 3, 9, 27, 59, 177, 531, 1593, 1997, 5991, 17973, 53919, 117823, 353469, 1060407, 3181221]

約数ペア:

[(1, 3181221), (3, 1060407), (9, 353469), (27, 117823), (59, 53919), (177, 17973), (531, 5991), (1593, 1997)]