215126607

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{977}}^1\times {\mathrm{3863}}^1$

素因数の和:4862

約数の個数: 16

約数和(自身を含む): 302319360

約数和(自身を除く): 87192753

約数列:

[1, 3, 19, 57, 977, 2931, 3863, 11589, 18563, 55689, 73397, 220191, 3774151, 11322453, 71708869, 215126607]

約数ペア:

[(1, 215126607), (3, 71708869), (19, 11322453), (57, 3774151), (977, 220191), (2931, 73397), (3863, 55689), (11589, 18563)]