71710639

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1009}}^1$

素因数の和:1111

約数の個数: 32

約数和(自身を含む): 97735680

約数和(自身を除く): 26025041

約数列:

[1, 7, 11, 13, 71, 77, 91, 143, 497, 781, 923, 1001, 1009, 5467, 6461, 7063, 10153, 11099, 13117, 71071, 71639, 77693, 91819, 144287, 501473, 788029, 931307, 1010009, 5516203, 6519149, 10244377, 71710639]

約数ペア:

[(1, 71710639), (7, 10244377), (11, 6519149), (13, 5516203), (71, 1010009), (77, 931307), (91, 788029), (143, 501473), (497, 144287), (781, 91819), (923, 77693), (1001, 71639), (1009, 71071), (5467, 13117), (6461, 11099), (7063, 10153)]