208570719

素因数分解:

$3^1\times 7^1\times {\mathrm{929}}^1\times {\mathrm{10691}}^1$

素因数の和:11630

約数の個数: 16

約数和(自身を含む): 318193920

約数和(自身を除く): 109623201

約数列:

[1, 3, 7, 21, 929, 2787, 6503, 10691, 19509, 32073, 74837, 224511, 9931939, 29795817, 69523573, 208570719]

約数ペア:

[(1, 208570719), (3, 69523573), (7, 29795817), (21, 9931939), (929, 224511), (2787, 74837), (6503, 32073), (10691, 19509)]