890967

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:76

約数の個数: 48

約数和(自身を含む): 1641600

約数和(自身を除く): 750633

約数列:

[1, 3, 7, 11, 19, 21, 29, 33, 49, 57, 77, 87, 133, 147, 203, 209, 231, 319, 399, 539, 551, 609, 627, 931, 957, 1421, 1463, 1617, 1653, 2233, 2793, 3857, 4263, 4389, 6061, 6699, 10241, 11571, 15631, 18183, 26999, 30723, 42427, 46893, 80997, 127281, 296989, 890967]

約数ペア:

[(1, 890967), (3, 296989), (7, 127281), (11, 80997), (19, 46893), (21, 42427), (29, 30723), (33, 26999), (49, 18183), (57, 15631), (77, 11571), (87, 10241), (133, 6699), (147, 6061), (203, 4389), (209, 4263), (231, 3857), (319, 2793), (399, 2233), (539, 1653), (551, 1617), (609, 1463), (627, 1421), (931, 957)]