18014777721

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{239}}^1\times {\mathrm{2441}}^1$

素因数の和:2806

約数の個数: 48

約数和(自身を含む): 27062830080

約数和(自身を除く): 9048052359

約数列:

[1, 3, 9, 47, 73, 141, 219, 239, 423, 657, 717, 2151, 2441, 3431, 7323, 10293, 11233, 17447, 21969, 30879, 33699, 52341, 101097, 114727, 157023, 178193, 344181, 534579, 583399, 820009, 1032543, 1603737, 1750197, 2460027, 5250591, 7380081, 8375071, 25125213, 27419753, 42588127, 75375639, 82259259, 127764381, 246777777, 383293143, 2001641969, 6004925907, 18014777721]

約数ペア:

[(1, 18014777721), (3, 6004925907), (9, 2001641969), (47, 383293143), (73, 246777777), (141, 127764381), (219, 82259259), (239, 75375639), (423, 42588127), (657, 27419753), (717, 25125213), (2151, 8375071), (2441, 7380081), (3431, 5250591), (7323, 2460027), (10293, 1750197), (11233, 1603737), (17447, 1032543), (21969, 820009), (30879, 583399), (33699, 534579), (52341, 344181), (101097, 178193), (114727, 157023)]