201857131

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{18713}}^1$

素因数の和:18810

約数の個数: 16

約数和(自身を含む): 244329984

約数和(自身を除く): 42472853

約数列:

[1, 7, 23, 67, 161, 469, 1541, 10787, 18713, 130991, 430399, 1253771, 3012793, 8776397, 28836733, 201857131]

約数ペア:

[(1, 201857131), (7, 28836733), (23, 8776397), (67, 3012793), (161, 1253771), (469, 430399), (1541, 130991), (10787, 18713)]