71337772

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{18217}}^1$

素因数の和:18321

約数の個数: 24

約数和(自身を含む): 137728080

約数和(自身を除く): 66390308

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 356, 979, 1958, 3916, 18217, 36434, 72868, 200387, 400774, 801548, 1621313, 3242626, 6485252, 17834443, 35668886, 71337772]

約数ペア:

[(1, 71337772), (2, 35668886), (4, 17834443), (11, 6485252), (22, 3242626), (44, 1621313), (89, 801548), (178, 400774), (356, 200387), (979, 72868), (1958, 36434), (3916, 18217)]