27925079

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{521}}^1$

素因数の和:591

約数の個数: 32

約数和(自身を含む): 37416960

約数和(自身を除く): 9491881

約数列:

[1, 7, 13, 19, 31, 91, 133, 217, 247, 403, 521, 589, 1729, 2821, 3647, 4123, 6773, 7657, 9899, 16151, 47411, 53599, 69293, 113057, 128687, 209963, 306869, 900809, 1469741, 2148083, 3989297, 27925079]

約数ペア:

[(1, 27925079), (7, 3989297), (13, 2148083), (19, 1469741), (31, 900809), (91, 306869), (133, 209963), (217, 128687), (247, 113057), (403, 69293), (521, 53599), (589, 47411), (1729, 16151), (2821, 9899), (3647, 7657), (4123, 6773)]