681135609

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1459}}^1$

素因数の和:1570

約数の個数: 64

約数和(自身を含む): 1184071680

約数和(自身を除く): 502936071

約数列:

[1, 3, 7, 11, 21, 33, 43, 47, 77, 129, 141, 231, 301, 329, 473, 517, 903, 987, 1419, 1459, 1551, 2021, 3311, 3619, 4377, 6063, 9933, 10213, 10857, 14147, 16049, 22231, 30639, 42441, 48147, 62737, 66693, 68573, 112343, 155617, 188211, 205719, 337029, 439159, 466851, 480011, 690107, 754303, 1317477, 1440033, 2070321, 2262909, 2948639, 4830749, 5280121, 8845917, 14492247, 15840363, 20640473, 32435029, 61921419, 97305087, 227045203, 681135609]

約数ペア:

[(1, 681135609), (3, 227045203), (7, 97305087), (11, 61921419), (21, 32435029), (33, 20640473), (43, 15840363), (47, 14492247), (77, 8845917), (129, 5280121), (141, 4830749), (231, 2948639), (301, 2262909), (329, 2070321), (473, 1440033), (517, 1317477), (903, 754303), (987, 690107), (1419, 480011), (1459, 466851), (1551, 439159), (2021, 337029), (3311, 205719), (3619, 188211), (4377, 155617), (6063, 112343), (9933, 68573), (10213, 66693), (10857, 62737), (14147, 48147), (16049, 42441), (22231, 30639)]