31321346

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{72169}}^1$

素因数の和:72209

約数の個数: 16

約数和(自身を含む): 55426560

約数和(自身を除く): 24105214

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 72169, 144338, 505183, 1010366, 2237239, 4474478, 15660673, 31321346]

約数ペア:

[(1, 31321346), (2, 15660673), (7, 4474478), (14, 2237239), (31, 1010366), (62, 505183), (217, 144338), (434, 72169)]