81423953

素因数分解:

${\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{2003}}^1$

素因数の和:2128

約数の個数: 16

約数和(自身を含む): 90901440

約数和(自身を除く): 9477487

約数列:

[1, 13, 53, 59, 689, 767, 2003, 3127, 26039, 40651, 106159, 118177, 1380067, 1536301, 6263381, 81423953]

約数ペア:

[(1, 81423953), (13, 6263381), (53, 1536301), (59, 1380067), (689, 118177), (767, 106159), (2003, 40651), (3127, 26039)]