28994841

素因数分解:

$3^4\times {\mathrm{311}}^1\times {\mathrm{1151}}^1$

素因数の和:1474

約数の個数: 20

約数和(自身を含む): 43490304

約数和(自身を除く): 14495463

約数列:

[1, 3, 9, 27, 81, 311, 933, 1151, 2799, 3453, 8397, 10359, 25191, 31077, 93231, 357961, 1073883, 3221649, 9664947, 28994841]

約数ペア:

[(1, 28994841), (3, 9664947), (9, 3221649), (27, 1073883), (81, 357961), (311, 93231), (933, 31077), (1151, 25191), (2799, 10359), (3453, 8397)]