3956319

素因数分解:

$3^2\times {\mathrm{47}}^2\times {\mathrm{199}}^1$

素因数の和:299

約数の個数: 18

約数和(自身を含む): 5868200

約数和(自身を除く): 1911881

約数列:

[1, 3, 9, 47, 141, 199, 423, 597, 1791, 2209, 6627, 9353, 19881, 28059, 84177, 439591, 1318773, 3956319]

約数ペア:

[(1, 3956319), (3, 1318773), (9, 439591), (47, 84177), (141, 28059), (199, 19881), (423, 9353), (597, 6627), (1791, 2209)]