253276870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{328931}}^1$

素因数の和:328956

約数の個数: 32

約数和(自身を含む): 568394496

約数和(自身を除く): 315117626

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 328931, 657862, 1644655, 2302517, 3289310, 3618241, 4605034, 7236482, 11512585, 18091205, 23025170, 25327687, 36182410, 50655374, 126638435, 253276870]

約数ペア:

[(1, 253276870), (2, 126638435), (5, 50655374), (7, 36182410), (10, 25327687), (11, 23025170), (14, 18091205), (22, 11512585), (35, 7236482), (55, 4605034), (70, 3618241), (77, 3289310), (110, 2302517), (154, 1644655), (385, 657862), (770, 328931)]