3949905

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^2$

素因数の和:245

約数の個数: 24

約数和(自身を含む): 6656832

約数和(自身を除く): 2706927

約数列:

[1, 3, 5, 15, 23, 69, 107, 115, 321, 345, 535, 1605, 2461, 7383, 11449, 12305, 34347, 36915, 57245, 171735, 263327, 789981, 1316635, 3949905]

約数ペア:

[(1, 3949905), (3, 1316635), (5, 789981), (15, 263327), (23, 171735), (69, 57245), (107, 36915), (115, 34347), (321, 12305), (345, 11449), (535, 7383), (1605, 2461)]