51393381

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{42509}}^1$

素因数の和:42556

約数の個数: 16

約数和(自身を含む): 76177920

約数和(自身を除く): 24784539

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 42509, 127527, 552617, 1317779, 1657851, 3953337, 17131127, 51393381]

約数ペア:

[(1, 51393381), (3, 17131127), (13, 3953337), (31, 1657851), (39, 1317779), (93, 552617), (403, 127527), (1209, 42509)]