1665270971

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1\times {\mathrm{1789}}^1$

素因数の和:2055

約数の個数: 32

約数和(自身を含む): 2100228480

約数和(自身を除く): 434957509

約数列:

[1, 7, 13, 53, 91, 193, 371, 689, 1351, 1789, 2509, 4823, 10229, 12523, 17563, 23257, 71603, 94817, 132977, 162799, 345277, 663719, 930839, 1232621, 2416939, 4488601, 8628347, 18299681, 31420207, 128097767, 237895853, 1665270971]

約数ペア:

[(1, 1665270971), (7, 237895853), (13, 128097767), (53, 31420207), (91, 18299681), (193, 8628347), (371, 4488601), (689, 2416939), (1351, 1232621), (1789, 930839), (2509, 663719), (4823, 345277), (10229, 162799), (12523, 132977), (17563, 94817), (23257, 71603)]