12637219

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{541}}^1$

素因数の和:666

約数の個数: 16

約数和(自身を含む): 14985216

約数和(自身を除く): 2347997

約数列:

[1, 7, 47, 71, 329, 497, 541, 3337, 3787, 23359, 25427, 38411, 177989, 268877, 1805317, 12637219]

約数ペア:

[(1, 12637219), (7, 1805317), (47, 268877), (71, 177989), (329, 38411), (497, 25427), (541, 23359), (3337, 3787)]