28134519

素因数分解:

$3^1\times 7^1\times {\mathrm{1123}}^1\times {\mathrm{1193}}^1$

素因数の和:2326

約数の個数: 16

約数和(自身を含む): 42945792

約数和(自身を除く): 14811273

約数列:

[1, 3, 7, 21, 1123, 1193, 3369, 3579, 7861, 8351, 23583, 25053, 1339739, 4019217, 9378173, 28134519]

約数ペア:

[(1, 28134519), (3, 9378173), (7, 4019217), (21, 1339739), (1123, 25053), (1193, 23583), (3369, 8351), (3579, 7861)]