71911427

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1\times {\mathrm{563}}^1$

素因数の和:898

約数の個数: 16

約数和(自身を含む): 83814912

約数和(自身を除く): 11903485

約数列:

[1, 7, 71, 257, 497, 563, 1799, 3941, 18247, 39973, 127729, 144691, 279811, 1012837, 10273061, 71911427]

約数ペア:

[(1, 71911427), (7, 10273061), (71, 1012837), (257, 279811), (497, 144691), (563, 127729), (1799, 39973), (3941, 18247)]