12689943

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{193}}^1$

素因数の和:335

約数の個数: 32

約数和(自身を含む): 20262912

約数和(自身を除く): 7572969

約数列:

[1, 3, 7, 21, 31, 93, 101, 193, 217, 303, 579, 651, 707, 1351, 2121, 3131, 4053, 5983, 9393, 17949, 19493, 21917, 41881, 58479, 65751, 125643, 136451, 409353, 604283, 1812849, 4229981, 12689943]

約数ペア:

[(1, 12689943), (3, 4229981), (7, 1812849), (21, 604283), (31, 409353), (93, 136451), (101, 125643), (193, 65751), (217, 58479), (303, 41881), (579, 21917), (651, 19493), (707, 17949), (1351, 9393), (2121, 5983), (3131, 4053)]