216221412

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{23071}}^1$

素因数の和:23160

約数の個数: 48

約数和(自身を含む): 558157824

約数和(自身を除く): 341936412

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 71, 132, 142, 213, 284, 426, 781, 852, 1562, 2343, 3124, 4686, 9372, 23071, 46142, 69213, 92284, 138426, 253781, 276852, 507562, 761343, 1015124, 1522686, 1638041, 3045372, 3276082, 4914123, 6552164, 9828246, 18018451, 19656492, 36036902, 54055353, 72073804, 108110706, 216221412]

約数ペア:

[(1, 216221412), (2, 108110706), (3, 72073804), (4, 54055353), (6, 36036902), (11, 19656492), (12, 18018451), (22, 9828246), (33, 6552164), (44, 4914123), (66, 3276082), (71, 3045372), (132, 1638041), (142, 1522686), (213, 1015124), (284, 761343), (426, 507562), (781, 276852), (852, 253781), (1562, 138426), (2343, 92284), (3124, 69213), (4686, 46142), (9372, 23071)]