2015597311

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{643}}^1$

素因数の和:733

約数の個数: 64

約数和(自身を含む): 2740864000

約数和(自身を除く): 725266689

約数列:

[1, 7, 13, 19, 37, 49, 91, 133, 247, 259, 343, 481, 637, 643, 703, 931, 1729, 1813, 3367, 4459, 4501, 4921, 6517, 8359, 9139, 12103, 12217, 12691, 23569, 23791, 31507, 34447, 58513, 63973, 84721, 85519, 158821, 164983, 166537, 220549, 241129, 309283, 409591, 447811, 452029, 598633, 1111747, 1165759, 2164981, 2867137, 3134677, 3164203, 4190431, 5876377, 7782229, 8160313, 15154867, 22149421, 41134639, 54475603, 106084069, 155045947, 287942473, 2015597311]

約数ペア:

[(1, 2015597311), (7, 287942473), (13, 155045947), (19, 106084069), (37, 54475603), (49, 41134639), (91, 22149421), (133, 15154867), (247, 8160313), (259, 7782229), (343, 5876377), (481, 4190431), (637, 3164203), (643, 3134677), (703, 2867137), (931, 2164981), (1729, 1165759), (1813, 1111747), (3367, 598633), (4459, 452029), (4501, 447811), (4921, 409591), (6517, 309283), (8359, 241129), (9139, 220549), (12103, 166537), (12217, 164983), (12691, 158821), (23569, 85519), (23791, 84721), (31507, 63973), (34447, 58513)]