9963905

素因数分解:

$5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{607}}^1$

素因数の和:693

約数の個数: 24

約数和(自身を含む): 14139648

約数和(自身を除く): 4175743

約数列:

[1, 5, 7, 35, 49, 67, 245, 335, 469, 607, 2345, 3035, 3283, 4249, 16415, 21245, 29743, 40669, 148715, 203345, 284683, 1423415, 1992781, 9963905]

約数ペア:

[(1, 9963905), (5, 1992781), (7, 1423415), (35, 284683), (49, 203345), (67, 148715), (245, 40669), (335, 29743), (469, 21245), (607, 16415), (2345, 4249), (3035, 3283)]