15944439

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{449}}^1$

素因数の和:567

約数の個数: 32

約数和(自身を含む): 25920000

約数和(自身を除く): 9975561

約数列:

[1, 3, 7, 19, 21, 57, 89, 133, 267, 399, 449, 623, 1347, 1691, 1869, 3143, 5073, 8531, 9429, 11837, 25593, 35511, 39961, 59717, 119883, 179151, 279727, 759259, 839181, 2277777, 5314813, 15944439]

約数ペア:

[(1, 15944439), (3, 5314813), (7, 2277777), (19, 839181), (21, 759259), (57, 279727), (89, 179151), (133, 119883), (267, 59717), (399, 39961), (449, 35511), (623, 25593), (1347, 11837), (1691, 9429), (1869, 8531), (3143, 5073)]