1640809716476

素因数分解:

$2^2\times 7^1\times {\mathrm{128287}}^1\times {\mathrm{456791}}^1$

素因数の和:585089

約数の個数: 24

約数和(自身を含む): 3281652197376

約数和(自身を除く): 1640842480900

約数列:

[1, 2, 4, 7, 14, 28, 128287, 256574, 456791, 513148, 898009, 913582, 1796018, 1827164, 3197537, 3592036, 6395074, 12790148, 58600347017, 117200694034, 234401388068, 410202429119, 820404858238, 1640809716476]

約数ペア:

[(1, 1640809716476), (2, 820404858238), (4, 410202429119), (7, 234401388068), (14, 117200694034), (28, 58600347017), (128287, 12790148), (256574, 6395074), (456791, 3592036), (513148, 3197537), (898009, 1827164), (913582, 1796018)]