289304876

素因数分解:

$2^2\times 7^1\times {\mathrm{919}}^1\times {\mathrm{11243}}^1$

素因数の和:12173

約数の個数: 24

約数和(自身を含む): 579290880

約数和(自身を除く): 289986004

約数列:

[1, 2, 4, 7, 14, 28, 919, 1838, 3676, 6433, 11243, 12866, 22486, 25732, 44972, 78701, 157402, 314804, 10332317, 20664634, 41329268, 72326219, 144652438, 289304876]

約数ペア:

[(1, 289304876), (2, 144652438), (4, 72326219), (7, 41329268), (14, 20664634), (28, 10332317), (919, 314804), (1838, 157402), (3676, 78701), (6433, 44972), (11243, 25732), (12866, 22486)]