139582821

素因数分解:

$3^1\times 7^3\times {\mathrm{135649}}^1$

素因数の和:135673

約数の個数: 16

約数和(自身を含む): 217040000

約数和(自身を除く): 77457179

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 135649, 406947, 949543, 2848629, 6646801, 19940403, 46527607, 139582821]

約数ペア:

[(1, 139582821), (3, 46527607), (7, 19940403), (21, 6646801), (49, 2848629), (147, 949543), (343, 406947), (1029, 135649)]