71355639

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{521}}^1\times {\mathrm{643}}^1$

素因数の和:1238

約数の個数: 16

約数和(自身を含む): 96816384

約数和(自身を除く): 25460745

約数列:

[1, 3, 71, 213, 521, 643, 1563, 1929, 36991, 45653, 110973, 136959, 335003, 1005009, 23785213, 71355639]

約数ペア:

[(1, 71355639), (3, 23785213), (71, 1005009), (213, 335003), (521, 136959), (643, 110973), (1563, 45653), (1929, 36991)]