16880017

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{853}}^1$

素因数の和:1128

約数の個数: 16

約数和(自身を含む): 21151872

約数和(自身を除く): 4271855

約数列:

[1, 7, 11, 77, 257, 853, 1799, 2827, 5971, 9383, 19789, 65681, 219221, 1534547, 2411431, 16880017]

約数ペア:

[(1, 16880017), (7, 2411431), (11, 1534547), (77, 219221), (257, 65681), (853, 19789), (1799, 9383), (2827, 5971)]