208517885

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{443}}^1\times {\mathrm{4093}}^1$

素因数の和:4564

約数の個数: 16

約数和(自身を含む): 261753984

約数和(自身を除く): 53236099

約数列:

[1, 5, 23, 115, 443, 2215, 4093, 10189, 20465, 50945, 94139, 470695, 1813199, 9065995, 41703577, 208517885]

約数ペア:

[(1, 208517885), (5, 41703577), (23, 9065995), (115, 1813199), (443, 470695), (2215, 94139), (4093, 50945), (10189, 20465)]