680528051253

素因数分解:

$3^3\times {\mathrm{109}}^1\times {\mathrm{231236171}}^1$

素因数の和:231236289

約数の個数: 16

約数和(自身を含む): 1017439156800

約数和(自身を除く): 336911105547

約数列:

[1, 3, 9, 27, 109, 327, 981, 2943, 231236171, 693708513, 2081125539, 6243376617, 25204742639, 75614227917, 226842683751, 680528051253]

約数ペア:

[(1, 680528051253), (3, 226842683751), (9, 75614227917), (27, 25204742639), (109, 6243376617), (327, 2081125539), (981, 693708513), (2943, 231236171)]