28949817

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{661}}^1\times {\mathrm{1123}}^1$

素因数の和:1800

約数の個数: 16

約数和(自身を含む): 41668928

約数和(自身を除く): 12719111

約数列:

[1, 3, 13, 39, 661, 1123, 1983, 3369, 8593, 14599, 25779, 43797, 742303, 2226909, 9649939, 28949817]

約数ペア:

[(1, 28949817), (3, 9649939), (13, 2226909), (39, 742303), (661, 43797), (1123, 25779), (1983, 14599), (3369, 8593)]