419299923

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{24439}}^1$

素因数の和:24511

約数の個数: 32

約数和(自身を含む): 688230400

約数和(自身を除く): 268930477

約数列:

[1, 3, 7, 19, 21, 43, 57, 129, 133, 301, 399, 817, 903, 2451, 5719, 17157, 24439, 73317, 171073, 464341, 513219, 1050877, 1393023, 3152631, 3250387, 7356139, 9751161, 19966663, 22068417, 59899989, 139766641, 419299923]

約数ペア:

[(1, 419299923), (3, 139766641), (7, 59899989), (19, 22068417), (21, 19966663), (43, 9751161), (57, 7356139), (129, 3250387), (133, 3152631), (301, 1393023), (399, 1050877), (817, 513219), (903, 464341), (2451, 171073), (5719, 73317), (17157, 24439)]