13857865

素因数分解:

$5^1\times 7^1\times {\mathrm{599}}^1\times {\mathrm{661}}^1$

素因数の和:1272

約数の個数: 16

約数和(自身を含む): 19065600

約数和(自身を除く): 5207735

約数列:

[1, 5, 7, 35, 599, 661, 2995, 3305, 4193, 4627, 20965, 23135, 395939, 1979695, 2771573, 13857865]

約数ペア:

[(1, 13857865), (5, 2771573), (7, 1979695), (35, 395939), (599, 23135), (661, 20965), (2995, 4627), (3305, 4193)]