28057729

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{853}}^1$

素因数の和:1024

約数の個数: 16

約数和(自身を含む): 33230848

約数和(自身を除く): 5173119

約数列:

[1, 7, 37, 127, 259, 853, 889, 4699, 5971, 31561, 32893, 108331, 220927, 758317, 4008247, 28057729]

約数ペア:

[(1, 28057729), (7, 4008247), (37, 758317), (127, 220927), (259, 108331), (853, 32893), (889, 31561), (4699, 5971)]