160021455

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{4349}}^1$

素因数の和:4591

約数の個数: 32

約数和(自身を含む): 280627200

約数和(自身を除く): 120605745

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 223, 669, 1115, 2453, 3345, 4349, 7359, 12265, 13047, 21745, 36795, 47839, 65235, 143517, 239195, 717585, 969827, 2909481, 4849135, 10668097, 14547405, 32004291, 53340485, 160021455]

約数ペア:

[(1, 160021455), (3, 53340485), (5, 32004291), (11, 14547405), (15, 10668097), (33, 4849135), (55, 2909481), (165, 969827), (223, 717585), (669, 239195), (1115, 143517), (2453, 65235), (3345, 47839), (4349, 36795), (7359, 21745), (12265, 13047)]