28685006

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{33589}}^1$

素因数の和:33659

約数の個数: 16

約数和(自身を含む): 49981920

約数和(自身を除く): 21296914

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 33589, 67178, 235123, 470246, 2048929, 4097858, 14342503, 28685006]

約数ペア:

[(1, 28685006), (2, 14342503), (7, 4097858), (14, 2048929), (61, 470246), (122, 235123), (427, 67178), (854, 33589)]