551047772

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{140717}}^1$

素因数の和:140821

約数の個数: 24

約数和(自身を含む): 1063828080

約数和(自身を除く): 512780308

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 356, 979, 1958, 3916, 140717, 281434, 562868, 1547887, 3095774, 6191548, 12523813, 25047626, 50095252, 137761943, 275523886, 551047772]

約数ペア:

[(1, 551047772), (2, 275523886), (4, 137761943), (11, 50095252), (22, 25047626), (44, 12523813), (89, 6191548), (178, 3095774), (356, 1547887), (979, 562868), (1958, 281434), (3916, 140717)]