201561339

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^2\times {\mathrm{179}}^1$

素因数の和:304

約数の個数: 48

約数和(自身を含む): 327110400

約数和(自身を除く): 125549061

約数列:

[1, 3, 7, 21, 29, 43, 87, 129, 179, 203, 301, 537, 609, 903, 1247, 1253, 1849, 3741, 3759, 5191, 5547, 7697, 8729, 12943, 15573, 23091, 26187, 36337, 38829, 53621, 53879, 109011, 160863, 161637, 223213, 330971, 375347, 669639, 992913, 1126041, 1562491, 2316797, 4687473, 6950391, 9598159, 28794477, 67187113, 201561339]

約数ペア:

[(1, 201561339), (3, 67187113), (7, 28794477), (21, 9598159), (29, 6950391), (43, 4687473), (87, 2316797), (129, 1562491), (179, 1126041), (203, 992913), (301, 669639), (537, 375347), (609, 330971), (903, 223213), (1247, 161637), (1253, 160863), (1849, 109011), (3741, 53879), (3759, 53621), (5191, 38829), (5547, 36337), (7697, 26187), (8729, 23091), (12943, 15573)]