81870145653

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{4318729}}^1$

素因数の和:4318892

約数の個数: 16

約数和(自身を含む): 111941481600

約数和(自身を除く): 30071335947

約数列:

[1, 3, 71, 89, 213, 267, 6319, 18957, 4318729, 12956187, 306629759, 384366881, 919889277, 1153100643, 27290048551, 81870145653]

約数ペア:

[(1, 81870145653), (3, 27290048551), (71, 1153100643), (89, 919889277), (213, 384366881), (267, 306629759), (6319, 12956187), (18957, 4318729)]