15408321

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{2087}}^1$

素因数の和:2220

約数の個数: 16

約数和(自身を含む): 21648384

約数和(自身を除く): 6240063

約数列:

[1, 3, 23, 69, 107, 321, 2087, 2461, 6261, 7383, 48001, 144003, 223309, 669927, 5136107, 15408321]

約数ペア:

[(1, 15408321), (3, 5136107), (23, 669927), (69, 223309), (107, 144003), (321, 48001), (2087, 7383), (2461, 6261)]