2591771399

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{181}}^1$

素因数の和:412

約数の個数: 64

約数和(自身を含む): 3399352320

約数和(自身を除く): 807580921

約数列:

[1, 7, 19, 23, 31, 133, 151, 161, 181, 217, 437, 589, 713, 1057, 1267, 2869, 3059, 3439, 3473, 4123, 4163, 4681, 4991, 5611, 13547, 20083, 24073, 24311, 27331, 29141, 32767, 39277, 65987, 79097, 88939, 94829, 106609, 107663, 129053, 191317, 461909, 519289, 553679, 622573, 628613, 746263, 753641, 847261, 903371, 2045597, 2452007, 3635023, 4400291, 5930827, 11943647, 14319179, 16097959, 17164049, 19487003, 83605529, 112685713, 136409021, 370253057, 2591771399]

約数ペア:

[(1, 2591771399), (7, 370253057), (19, 136409021), (23, 112685713), (31, 83605529), (133, 19487003), (151, 17164049), (161, 16097959), (181, 14319179), (217, 11943647), (437, 5930827), (589, 4400291), (713, 3635023), (1057, 2452007), (1267, 2045597), (2869, 903371), (3059, 847261), (3439, 753641), (3473, 746263), (4123, 628613), (4163, 622573), (4681, 553679), (4991, 519289), (5611, 461909), (13547, 191317), (20083, 129053), (24073, 107663), (24311, 106609), (27331, 94829), (29141, 88939), (32767, 79097), (39277, 65987)]