13891479

素因数分解:

$3^1\times 7^1\times {\mathrm{479}}^1\times {\mathrm{1381}}^1$

素因数の和:1870

約数の個数: 16

約数和(自身を含む): 21227520

約数和(自身を除く): 7336041

約数列:

[1, 3, 7, 21, 479, 1381, 1437, 3353, 4143, 9667, 10059, 29001, 661499, 1984497, 4630493, 13891479]

約数ペア:

[(1, 13891479), (3, 4630493), (7, 1984497), (21, 661499), (479, 29001), (1381, 10059), (1437, 9667), (3353, 4143)]