28069929

素因数分解:

$3^3\times {\mathrm{787}}^1\times {\mathrm{1321}}^1$

素因数の和:2117

約数の個数: 16

約数和(自身を含む): 41669440

約数和(自身を除く): 13599511

約数列:

[1, 3, 9, 27, 787, 1321, 2361, 3963, 7083, 11889, 21249, 35667, 1039627, 3118881, 9356643, 28069929]

約数ペア:

[(1, 28069929), (3, 9356643), (9, 3118881), (27, 1039627), (787, 35667), (1321, 21249), (2361, 11889), (3963, 7083)]