13440639

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{3361}}^1$

素因数の和:3438

約数の個数: 16

約数和(自身を含む): 18934784

約数和(自身を除く): 5494145

約数列:

[1, 3, 31, 43, 93, 129, 1333, 3361, 3999, 10083, 104191, 144523, 312573, 433569, 4480213, 13440639]

約数ペア:

[(1, 13440639), (3, 4480213), (31, 433569), (43, 312573), (93, 144523), (129, 104191), (1333, 10083), (3361, 3999)]