31049919

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{31081}}^1$

素因数の和:31127

約数の個数: 16

約数和(自身を含む): 47244640

約数和(自身を除く): 16194721

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 31081, 93243, 279729, 839187, 1149997, 3449991, 10349973, 31049919]

約数ペア:

[(1, 31049919), (3, 10349973), (9, 3449991), (27, 1149997), (37, 839187), (111, 279729), (333, 93243), (999, 31081)]