1222005

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1987}}^1$

素因数の和:2036

約数の個数: 16

約数和(自身を含む): 2003904

約数和(自身を除く): 781899

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 1987, 5961, 9935, 29805, 81467, 244401, 407335, 1222005]

約数ペア:

[(1, 1222005), (3, 407335), (5, 244401), (15, 81467), (41, 29805), (123, 9935), (205, 5961), (615, 1987)]