28248507

素因数分解:

$3^5\times 7^1\times {\mathrm{16607}}^1$

素因数の和:16629

約数の個数: 24

約数和(自身を含む): 48362496

約数和(自身を除く): 20113989

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 16607, 49821, 116249, 149463, 348747, 448389, 1046241, 1345167, 3138723, 4035501, 9416169, 28248507]

約数ペア:

[(1, 28248507), (3, 9416169), (7, 4035501), (9, 3138723), (21, 1345167), (27, 1046241), (63, 448389), (81, 348747), (189, 149463), (243, 116249), (567, 49821), (1701, 16607)]