12005005

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{373}}^1$

素因数の和:576

約数の個数: 16

約数和(自身を含む): 14891184

約数和(自身を除く): 2886179

約数列:

[1, 5, 41, 157, 205, 373, 785, 1865, 6437, 15293, 32185, 58561, 76465, 292805, 2401001, 12005005]

約数ペア:

[(1, 12005005), (5, 2401001), (41, 292805), (157, 76465), (205, 58561), (373, 32185), (785, 15293), (1865, 6437)]