47351985

素因数分解:

$3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{20107}}^1$

素因数の和:20272

約数の個数: 16

約数和(自身を含む): 76249536

約数和(自身を除く): 28897551

約数列:

[1, 3, 5, 15, 157, 471, 785, 2355, 20107, 60321, 100535, 301605, 3156799, 9470397, 15783995, 47351985]

約数ペア:

[(1, 47351985), (3, 15783995), (5, 9470397), (15, 3156799), (157, 301605), (471, 100535), (785, 60321), (2355, 20107)]