40249221

素因数分解:

$3^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1\times {\mathrm{709}}^1$

素因数の和:988

約数の個数: 16

約数和(自身を含む): 54528000

約数和(自身を除く): 14278779

約数列:

[1, 3, 127, 149, 381, 447, 709, 2127, 18923, 56769, 90043, 105641, 270129, 316923, 13416407, 40249221]

約数ペア:

[(1, 40249221), (3, 13416407), (127, 316923), (149, 270129), (381, 105641), (447, 90043), (709, 56769), (2127, 18923)]