174720028

素因数分解:

$2^2\times 7^1\times {\mathrm{6240001}}^1$

素因数の和:6240012

約数の個数: 12

約数和(自身を含む): 349440112

約数和(自身を除く): 174720084

約数列:

[1, 2, 4, 7, 14, 28, 6240001, 12480002, 24960004, 43680007, 87360014, 174720028]

約数ペア:

[(1, 174720028), (2, 87360014), (4, 43680007), (7, 24960004), (14, 12480002), (28, 6240001)]