25881981

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{431}}^1\times {\mathrm{541}}^1$

素因数の和:1012

約数の個数: 16

約数和(自身を含む): 35589888

約数和(自身を除く): 9707907

約数列:

[1, 3, 37, 111, 431, 541, 1293, 1623, 15947, 20017, 47841, 60051, 233171, 699513, 8627327, 25881981]

約数ペア:

[(1, 25881981), (3, 8627327), (37, 699513), (111, 233171), (431, 60051), (541, 47841), (1293, 20017), (1623, 15947)]