42131805

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{68507}}^1$

素因数の和:68556

約数の個数: 16

約数和(自身を含む): 69056064

約数和(自身を除く): 26924259

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 68507, 205521, 342535, 1027605, 2808787, 8426361, 14043935, 42131805]

約数ペア:

[(1, 42131805), (3, 14043935), (5, 8426361), (15, 2808787), (41, 1027605), (123, 342535), (205, 205521), (615, 68507)]