120520897

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{311}}^1$

素因数の和:453

約数の個数: 32

約数和(自身を含む): 150958080

約数和(自身を除く): 30437183

約数列:

[1, 7, 23, 29, 83, 161, 203, 311, 581, 667, 1909, 2177, 2407, 4669, 7153, 9019, 13363, 16849, 25813, 50071, 55361, 63133, 180691, 207437, 387527, 593699, 748577, 1452059, 4155893, 5240039, 17217271, 120520897]

約数ペア:

[(1, 120520897), (7, 17217271), (23, 5240039), (29, 4155893), (83, 1452059), (161, 748577), (203, 593699), (311, 387527), (581, 207437), (667, 180691), (1909, 63133), (2177, 55361), (2407, 50071), (4669, 25813), (7153, 16849), (9019, 13363)]