81725889

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{125539}}^1$

素因数の和:125580

約数の個数: 16

約数和(自身を含む): 128552960

約数和(自身を除く): 46827071

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 125539, 376617, 878773, 2636319, 3891709, 11675127, 27241963, 81725889]

約数ペア:

[(1, 81725889), (3, 27241963), (7, 11675127), (21, 3891709), (31, 2636319), (93, 878773), (217, 376617), (651, 125539)]