7146489

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{17911}}^1$

素因数の和:17940

約数の個数: 16

約数和(自身を含む): 11463680

約数和(自身を除く): 4317191

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 17911, 53733, 125377, 340309, 376131, 1020927, 2382163, 7146489]

約数ペア:

[(1, 7146489), (3, 2382163), (7, 1020927), (19, 376131), (21, 340309), (57, 125377), (133, 53733), (399, 17911)]