208300287

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{5981}}^1$

素因数の和:6063

約数の個数: 32

約数和(自身を含む): 321592320

約数和(自身を除く): 113292033

約数列:

[1, 3, 13, 19, 39, 47, 57, 141, 247, 611, 741, 893, 1833, 2679, 5981, 11609, 17943, 34827, 77753, 113639, 233259, 281107, 340917, 843321, 1477307, 3654391, 4431921, 5341033, 10963173, 16023099, 69433429, 208300287]

約数ペア:

[(1, 208300287), (3, 69433429), (13, 16023099), (19, 10963173), (39, 5341033), (47, 4431921), (57, 3654391), (141, 1477307), (247, 843321), (611, 340917), (741, 281107), (893, 233259), (1833, 113639), (2679, 77753), (5981, 34827), (11609, 17943)]