28953693

素因数分解:

$3^9\times {\mathrm{1471}}^1$

素因数の和:1498

約数の個数: 20

約数和(自身を含む): 43459328

約数和(自身を除く): 14505635

約数列:

[1, 3, 9, 27, 81, 243, 729, 1471, 2187, 4413, 6561, 13239, 19683, 39717, 119151, 357453, 1072359, 3217077, 9651231, 28953693]

約数ペア:

[(1, 28953693), (3, 9651231), (9, 3217077), (27, 1072359), (81, 357453), (243, 119151), (729, 39717), (1471, 19683), (2187, 13239), (4413, 6561)]