12689663

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1307}}^1$

素因数の和:1406

約数の個数: 16

約数和(自身を含む): 15486720

約数和(自身を除く): 2797057

約数列:

[1, 7, 19, 73, 133, 511, 1307, 1387, 9149, 9709, 24833, 95411, 173831, 667877, 1812809, 12689663]

約数ペア:

[(1, 12689663), (7, 1812809), (19, 667877), (73, 173831), (133, 95411), (511, 24833), (1307, 9709), (1387, 9149)]