25989439

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1\times {\mathrm{523}}^1$

素因数の和:790

約数の個数: 16

約数和(自身を含む): 30853120

約数和(自身を除く): 4863681

約数列:

[1, 7, 31, 217, 229, 523, 1603, 3661, 7099, 16213, 49693, 113491, 119767, 838369, 3712777, 25989439]

約数ペア:

[(1, 25989439), (7, 3712777), (31, 838369), (217, 119767), (229, 113491), (523, 49693), (1603, 16213), (3661, 7099)]