28377755

素因数分解:

$5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{4201}}^1$

素因数の和:4406

約数の個数: 16

約数和(自身を含む): 39129024

約数和(自身を除く): 10751269

約数列:

[1, 5, 7, 35, 193, 965, 1351, 4201, 6755, 21005, 29407, 147035, 810793, 4053965, 5675551, 28377755]

約数ペア:

[(1, 28377755), (5, 5675551), (7, 4053965), (35, 810793), (193, 147035), (965, 29407), (1351, 21005), (4201, 6755)]