81222668

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{461}}^1\times {\mathrm{2591}}^1$

素因数の和:3073

約数の個数: 24

約数和(自身を含む): 150885504

約数和(自身を除く): 69662836

約数列:

[1, 2, 4, 17, 34, 68, 461, 922, 1844, 2591, 5182, 7837, 10364, 15674, 31348, 44047, 88094, 176188, 1194451, 2388902, 4777804, 20305667, 40611334, 81222668]

約数ペア:

[(1, 81222668), (2, 40611334), (4, 20305667), (17, 4777804), (34, 2388902), (68, 1194451), (461, 176188), (922, 88094), (1844, 44047), (2591, 31348), (5182, 15674), (7837, 10364)]