420636051

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{199}}^1\times {\mathrm{647}}^1$

素因数の和:877

約数の個数: 48

約数和(自身を含む): 689472000

約数和(自身を除く): 268835949

約数列:

[1, 3, 9, 11, 27, 33, 99, 121, 199, 297, 363, 597, 647, 1089, 1791, 1941, 2189, 3267, 5373, 5823, 6567, 7117, 17469, 19701, 21351, 24079, 59103, 64053, 72237, 78287, 128753, 192159, 216711, 234861, 386259, 650133, 704583, 1158777, 1416283, 2113749, 3476331, 4248849, 12746547, 15579113, 38239641, 46737339, 140212017, 420636051]

約数ペア:

[(1, 420636051), (3, 140212017), (9, 46737339), (11, 38239641), (27, 15579113), (33, 12746547), (99, 4248849), (121, 3476331), (199, 2113749), (297, 1416283), (363, 1158777), (597, 704583), (647, 650133), (1089, 386259), (1791, 234861), (1941, 216711), (2189, 192159), (3267, 128753), (5373, 78287), (5823, 72237), (6567, 64053), (7117, 59103), (17469, 24079), (19701, 21351)]