290466813

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1931}}^1$

素因数の和:2002

約数の個数: 64

約数和(自身を含む): 519321600

約数和(自身を除く): 228854787

約数列:

[1, 3, 7, 13, 19, 21, 29, 39, 57, 87, 91, 133, 203, 247, 273, 377, 399, 551, 609, 741, 1131, 1653, 1729, 1931, 2639, 3857, 5187, 5793, 7163, 7917, 11571, 13517, 21489, 25103, 36689, 40551, 50141, 55999, 75309, 110067, 150423, 167997, 175721, 256823, 391993, 476957, 527163, 727987, 770469, 1063981, 1175979, 1430871, 2183961, 3191943, 3338699, 5095909, 7447867, 10016097, 13831753, 15287727, 22343601, 41495259, 96822271, 290466813]

約数ペア:

[(1, 290466813), (3, 96822271), (7, 41495259), (13, 22343601), (19, 15287727), (21, 13831753), (29, 10016097), (39, 7447867), (57, 5095909), (87, 3338699), (91, 3191943), (133, 2183961), (203, 1430871), (247, 1175979), (273, 1063981), (377, 770469), (399, 727987), (551, 527163), (609, 476957), (741, 391993), (1131, 256823), (1653, 175721), (1729, 167997), (1931, 150423), (2639, 110067), (3857, 75309), (5187, 55999), (5793, 50141), (7163, 40551), (7917, 36689), (11571, 25103), (13517, 21489)]