1339880319

素因数分解:

$3^3\times {\mathrm{409}}^1\times {\mathrm{121333}}^1$

素因数の和:121751

約数の個数: 16

約数和(自身を含む): 1989877600

約数和(自身を除く): 649997281

約数列:

[1, 3, 9, 27, 409, 1227, 3681, 11043, 121333, 363999, 1091997, 3275991, 49625197, 148875591, 446626773, 1339880319]

約数ペア:

[(1, 1339880319), (3, 446626773), (9, 148875591), (27, 49625197), (409, 3275991), (1227, 1091997), (3681, 363999), (11043, 121333)]