40778927

素因数分解:

$7^3\times {\mathrm{61}}^1\times {\mathrm{1949}}^1$

素因数の和:2031

約数の個数: 16

約数和(自身を含む): 48360000

約数和(自身を除く): 7581073

約数列:

[1, 7, 49, 61, 343, 427, 1949, 2989, 13643, 20923, 95501, 118889, 668507, 832223, 5825561, 40778927]

約数ペア:

[(1, 40778927), (7, 5825561), (49, 832223), (61, 668507), (343, 118889), (427, 95501), (1949, 20923), (2989, 13643)]