20161236487

素因数分解:

$7^1\times {\mathrm{257}}^1\times {\mathrm{397}}^1\times {\mathrm{28229}}^1$

素因数の和:28890

約数の個数: 16

約数和(自身を含む): 23190154560

約数和(自身を除く): 3028918073

約数列:

[1, 7, 257, 397, 1799, 2779, 28229, 102029, 197603, 714203, 7254853, 11206913, 50783971, 78448391, 2880176641, 20161236487]

約数ペア:

[(1, 20161236487), (7, 2880176641), (257, 78448391), (397, 50783971), (1799, 11206913), (2779, 7254853), (28229, 714203), (102029, 197603)]