489505055

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{442991}}^1$

素因数の和:443026

約数の個数: 16

約数和(自身を含む): 669803904

約数和(自身を除く): 180298849

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 442991, 2214955, 5758883, 7530847, 28794415, 37654235, 97901011, 489505055]

約数ペア:

[(1, 489505055), (5, 97901011), (13, 37654235), (17, 28794415), (65, 7530847), (85, 5758883), (221, 2214955), (1105, 442991)]