51175551

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{97}}^2$

素因数の和:248

約数の個数: 36

約数和(自身を含む): 82368648

約数和(自身を除く): 31193097

約数列:

[1, 3, 7, 21, 37, 49, 97, 111, 147, 259, 291, 679, 777, 1813, 2037, 3589, 4753, 5439, 9409, 10767, 14259, 25123, 28227, 65863, 75369, 175861, 197589, 348133, 461041, 527583, 1044399, 1383123, 2436931, 7310793, 17058517, 51175551]

約数ペア:

[(1, 51175551), (3, 17058517), (7, 7310793), (21, 2436931), (37, 1383123), (49, 1044399), (97, 527583), (111, 461041), (147, 348133), (259, 197589), (291, 175861), (679, 75369), (777, 65863), (1813, 28227), (2037, 25123), (3589, 14259), (4753, 10767), (5439, 9409)]