16507971

素因数分解:

$3^2\times {\mathrm{971}}^1\times {\mathrm{1889}}^1$

素因数の和:2866

約数の個数: 12

約数和(自身を含む): 23882040

約数和(自身を除く): 7374069

約数列:

[1, 3, 9, 971, 1889, 2913, 5667, 8739, 17001, 1834219, 5502657, 16507971]

約数ペア:

[(1, 16507971), (3, 5502657), (9, 1834219), (971, 17001), (1889, 8739), (2913, 5667)]