205807743

素因数分解:

$3^3\times {\mathrm{349}}^1\times {\mathrm{21841}}^1$

素因数の和:22199

約数の個数: 16

約数和(自身を含む): 305788000

約数和(自身を除く): 99980257

約数列:

[1, 3, 9, 27, 349, 1047, 3141, 9423, 21841, 65523, 196569, 589707, 7622509, 22867527, 68602581, 205807743]

約数ペア:

[(1, 205807743), (3, 68602581), (9, 22867527), (27, 7622509), (349, 589707), (1047, 196569), (3141, 65523), (9423, 21841)]