15213947

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{353}}^1$

素因数の和:538

約数の個数: 16

約数和(自身を含む): 17943552

約数和(自身を除く): 2729605

約数列:

[1, 7, 47, 131, 329, 353, 917, 2471, 6157, 16591, 43099, 46243, 116137, 323701, 2173421, 15213947]

約数ペア:

[(1, 15213947), (7, 2173421), (47, 323701), (131, 116137), (329, 46243), (353, 43099), (917, 16591), (2471, 6157)]