1621816

素因数分解:

$2^3\times 7^1\times {\mathrm{28961}}^1$

素因数の和:28974

約数の個数: 16

約数和(自身を含む): 3475440

約数和(自身を除く): 1853624

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 28961, 57922, 115844, 202727, 231688, 405454, 810908, 1621816]

約数ペア:

[(1, 1621816), (2, 810908), (4, 405454), (7, 231688), (8, 202727), (14, 115844), (28, 57922), (56, 28961)]