40579947

素因数分解:

$3^4\times {\mathrm{157}}^1\times {\mathrm{3191}}^1$

素因数の和:3360

約数の個数: 20

約数和(自身を含む): 61024656

約数和(自身を除く): 20444709

約数列:

[1, 3, 9, 27, 81, 157, 471, 1413, 3191, 4239, 9573, 12717, 28719, 86157, 258471, 500987, 1502961, 4508883, 13526649, 40579947]

約数ペア:

[(1, 40579947), (3, 13526649), (9, 4508883), (27, 1502961), (81, 500987), (157, 258471), (471, 86157), (1413, 28719), (3191, 12717), (4239, 9573)]