261205203

素因数分解:

$3^1\times 7^1\times {\mathrm{773}}^1\times {\mathrm{16091}}^1$

素因数の和:16874

約数の個数: 16

約数和(自身を含む): 398566656

約数和(自身を除く): 137361453

約数列:

[1, 3, 7, 21, 773, 2319, 5411, 16091, 16233, 48273, 112637, 337911, 12438343, 37315029, 87068401, 261205203]

約数ペア:

[(1, 261205203), (3, 87068401), (7, 37315029), (21, 12438343), (773, 337911), (2319, 112637), (5411, 48273), (16091, 16233)]