51288609

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{21397}}^1$

素因数の和:21464

約数の個数: 16

約数和(自身を含む): 73951488

約数和(自身を除く): 22662879

約数列:

[1, 3, 17, 47, 51, 141, 799, 2397, 21397, 64191, 363749, 1005659, 1091247, 3016977, 17096203, 51288609]

約数ペア:

[(1, 51288609), (3, 17096203), (17, 3016977), (47, 1091247), (51, 1005659), (141, 363749), (799, 64191), (2397, 21397)]