128397555937

素因数分解:

$7^1\times {\mathrm{523}}^1\times {\mathrm{1597}}^1\times {\mathrm{21961}}^1$

素因数の和:24088

約数の個数: 16

約数和(自身を含む): 147119396992

約数和(自身を除く): 18721841055

約数列:

[1, 7, 523, 1597, 3661, 11179, 21961, 153727, 835231, 5846617, 11485603, 35071717, 80399221, 245502019, 18342507991, 128397555937]

約数ペア:

[(1, 128397555937), (7, 18342507991), (523, 245502019), (1597, 80399221), (3661, 35071717), (11179, 11485603), (21961, 5846617), (153727, 835231)]