16420061

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{1721}}^1$

素因数の和:1804

約数の個数: 16

約数和(自身を含む): 19837440

約数和(自身を除く): 3417379

約数列:

[1, 7, 29, 47, 203, 329, 1363, 1721, 9541, 12047, 49909, 80887, 349363, 566209, 2345723, 16420061]

約数ペア:

[(1, 16420061), (7, 2345723), (29, 566209), (47, 349363), (203, 80887), (329, 49909), (1363, 12047), (1721, 9541)]