260052309

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{277}}^1$

素因数の和:435

約数の個数: 64

約数和(自身を含む): 440352000

約数和(自身を除く): 180299691

約数列:

[1, 3, 9, 11, 27, 29, 33, 87, 99, 109, 261, 277, 297, 319, 327, 783, 831, 957, 981, 1199, 2493, 2871, 2943, 3047, 3161, 3597, 7479, 8033, 8613, 9141, 9483, 10791, 24099, 27423, 28449, 30193, 32373, 34771, 72297, 82269, 85347, 88363, 90579, 104313, 216891, 265089, 271737, 312939, 332123, 795267, 815211, 875597, 938817, 996369, 2385801, 2626791, 2989107, 7880373, 8967321, 9631567, 23641119, 28894701, 86684103, 260052309]

約数ペア:

[(1, 260052309), (3, 86684103), (9, 28894701), (11, 23641119), (27, 9631567), (29, 8967321), (33, 7880373), (87, 2989107), (99, 2626791), (109, 2385801), (261, 996369), (277, 938817), (297, 875597), (319, 815211), (327, 795267), (783, 332123), (831, 312939), (957, 271737), (981, 265089), (1199, 216891), (2493, 104313), (2871, 90579), (2943, 88363), (3047, 85347), (3161, 82269), (3597, 72297), (7479, 34771), (8033, 32373), (8613, 30193), (9141, 28449), (9483, 27423), (10791, 24099)]