1976585

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{647}}^1$

素因数の和:712

約数の個数: 16

約数和(自身を含む): 2612736

約数和(自身を除く): 636151

約数列:

[1, 5, 13, 47, 65, 235, 611, 647, 3055, 3235, 8411, 30409, 42055, 152045, 395317, 1976585]

約数ペア:

[(1, 1976585), (5, 395317), (13, 152045), (47, 42055), (65, 30409), (235, 8411), (611, 3235), (647, 3055)]