28722177

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{1301}}^1$

素因数の和:1541

約数の個数: 24

約数和(自身を含む): 45497088

約数和(自身を除く): 16774911

約数列:

[1, 3, 9, 11, 33, 99, 223, 669, 1301, 2007, 2453, 3903, 7359, 11709, 14311, 22077, 42933, 128799, 290123, 870369, 2611107, 3191353, 9574059, 28722177]

約数ペア:

[(1, 28722177), (3, 9574059), (9, 3191353), (11, 2611107), (33, 870369), (99, 290123), (223, 128799), (669, 42933), (1301, 22077), (2007, 14311), (2453, 11709), (3903, 7359)]