2113223

素因数分解:

$7^3\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:183

約数の個数: 16

約数和(自身を含む): 2529600

約数和(自身を除く): 416377

約数列:

[1, 7, 49, 61, 101, 343, 427, 707, 2989, 4949, 6161, 20923, 34643, 43127, 301889, 2113223]

約数ペア:

[(1, 2113223), (7, 301889), (49, 43127), (61, 34643), (101, 20923), (343, 6161), (427, 4949), (707, 2989)]