197496657

素因数分解:

$3^3\times {\mathrm{349}}^1\times {\mathrm{20959}}^1$

素因数の和:21317

約数の個数: 16

約数和(自身を含む): 293440000

約数和(自身を除く): 95943343

約数列:

[1, 3, 9, 27, 349, 1047, 3141, 9423, 20959, 62877, 188631, 565893, 7314691, 21944073, 65832219, 197496657]

約数ペア:

[(1, 197496657), (3, 65832219), (9, 21944073), (27, 7314691), (349, 565893), (1047, 188631), (3141, 62877), (9423, 20959)]