89398438

素因数分解:

$2^1\times {\mathrm{37}}^2\times {\mathrm{103}}^1\times {\mathrm{317}}^1$

素因数の和:496

約数の個数: 24

約数和(自身を含む): 139596912

約数和(自身を除く): 50198474

約数列:

[1, 2, 37, 74, 103, 206, 317, 634, 1369, 2738, 3811, 7622, 11729, 23458, 32651, 65302, 141007, 282014, 433973, 867946, 1208087, 2416174, 44699219, 89398438]

約数ペア:

[(1, 89398438), (2, 44699219), (37, 2416174), (74, 1208087), (103, 867946), (206, 433973), (317, 282014), (634, 141007), (1369, 65302), (2738, 32651), (3811, 23458), (7622, 11729)]