27684518

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{3617}}^1$

素因数の和:3751

約数の個数: 16

約数和(自身を含む): 42981840

約数和(自身を除く): 15297322

約数列:

[1, 2, 43, 86, 89, 178, 3617, 3827, 7234, 7654, 155531, 311062, 321913, 643826, 13842259, 27684518]

約数ペア:

[(1, 27684518), (2, 13842259), (43, 643826), (86, 321913), (89, 311062), (178, 155531), (3617, 7654), (3827, 7234)]