28480004

素因数分解:

$2^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{8009}}^1$

素因数の和:8147

約数の個数: 24

約数和(自身を含む): 57415680

約数和(自身を除く): 28935676

約数列:

[1, 2, 4, 7, 14, 28, 127, 254, 508, 889, 1778, 3556, 8009, 16018, 32036, 56063, 112126, 224252, 1017143, 2034286, 4068572, 7120001, 14240002, 28480004]

約数ペア:

[(1, 28480004), (2, 14240002), (4, 7120001), (7, 4068572), (14, 2034286), (28, 1017143), (127, 224252), (254, 112126), (508, 56063), (889, 32036), (1778, 16018), (3556, 8009)]