215565591

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{757}}^1\times {\mathrm{4127}}^1$

素因数の和:4910

約数の個数: 16

約数和(自身を含む): 300386304

約数和(自身を除く): 84820713

約数列:

[1, 3, 23, 69, 757, 2271, 4127, 12381, 17411, 52233, 94921, 284763, 3124139, 9372417, 71855197, 215565591]

約数ペア:

[(1, 215565591), (3, 71855197), (23, 9372417), (69, 3124139), (757, 284763), (2271, 94921), (4127, 52233), (12381, 17411)]