1808193

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:284

約数の個数: 16

約数和(自身を含む): 2509056

約数和(自身を除く): 700863

約数列:

[1, 3, 43, 107, 129, 131, 321, 393, 4601, 5633, 13803, 14017, 16899, 42051, 602731, 1808193]

約数ペア:

[(1, 1808193), (3, 602731), (43, 42051), (107, 16899), (129, 14017), (131, 13803), (321, 5633), (393, 4601)]