1221248008

素因数分解:

$2^3\times {\mathrm{461}}^1\times {\mathrm{331141}}^1$

素因数の和:331608

約数の個数: 16

約数和(自身を含む): 2294814060

約数和(自身を除く): 1073566052

約数列:

[1, 2, 4, 8, 461, 922, 1844, 3688, 331141, 662282, 1324564, 2649128, 152656001, 305312002, 610624004, 1221248008]

約数ペア:

[(1, 1221248008), (2, 610624004), (4, 305312002), (8, 152656001), (461, 2649128), (922, 1324564), (1844, 662282), (3688, 331141)]