28561137

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{27919}}^1$

素因数の和:27964

約数の個数: 16

約数和(自身を含む): 42885120

約数和(自身を除く): 14323983

約数列:

[1, 3, 11, 31, 33, 93, 341, 1023, 27919, 83757, 307109, 865489, 921327, 2596467, 9520379, 28561137]

約数ペア:

[(1, 28561137), (3, 9520379), (11, 2596467), (31, 921327), (33, 865489), (93, 307109), (341, 83757), (1023, 27919)]