205615539

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{751}}^1\times {\mathrm{1049}}^1$

素因数の和:1835

約数の個数: 24

約数和(自身を含む): 307944000

約数和(自身を除く): 102328461

約数列:

[1, 3, 9, 29, 87, 261, 751, 1049, 2253, 3147, 6759, 9441, 21779, 30421, 65337, 91263, 196011, 273789, 787799, 2363397, 7090191, 22846171, 68538513, 205615539]

約数ペア:

[(1, 205615539), (3, 68538513), (9, 22846171), (29, 7090191), (87, 2363397), (261, 787799), (751, 273789), (1049, 196011), (2253, 91263), (3147, 65337), (6759, 30421), (9441, 21779)]