39993081

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:329

約数の個数: 32

約数和(自身を含む): 58396800

約数和(自身を除く): 18403719

約数列:

[1, 3, 19, 41, 57, 109, 123, 157, 327, 471, 779, 2071, 2337, 2983, 4469, 6213, 6437, 8949, 13407, 17113, 19311, 51339, 84911, 122303, 254733, 325147, 366909, 701633, 975441, 2104899, 13331027, 39993081]

約数ペア:

[(1, 39993081), (3, 13331027), (19, 2104899), (41, 975441), (57, 701633), (109, 366909), (123, 325147), (157, 254733), (327, 122303), (471, 84911), (779, 51339), (2071, 19311), (2337, 17113), (2983, 13407), (4469, 8949), (6213, 6437)]