16986849

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{11971}}^1$

素因数の和:12028

約数の個数: 16

約数和(自身を含む): 25284864

約数和(自身を除く): 8298015

約数列:

[1, 3, 11, 33, 43, 129, 473, 1419, 11971, 35913, 131681, 395043, 514753, 1544259, 5662283, 16986849]

約数ペア:

[(1, 16986849), (3, 5662283), (11, 1544259), (33, 514753), (43, 395043), (129, 131681), (473, 35913), (1419, 11971)]