16445681

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{1223}}^1$

素因数の和:1360

約数の個数: 16

約数和(自身を含む): 20093184

約数和(自身を除く): 3647503

約数列:

[1, 7, 17, 113, 119, 791, 1223, 1921, 8561, 13447, 20791, 138199, 145537, 967393, 2349383, 16445681]

約数ペア:

[(1, 16445681), (7, 2349383), (17, 967393), (113, 145537), (119, 138199), (791, 20791), (1223, 13447), (1921, 8561)]