28221444

素因数分解:

$2^2\times 3^2\times {\mathrm{499}}^1\times {\mathrm{1571}}^1$

素因数の和:2080

約数の個数: 36

約数和(自身を含む): 71526000

約数和(自身を除く): 43304556

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 499, 998, 1497, 1571, 1996, 2994, 3142, 4491, 4713, 5988, 6284, 8982, 9426, 14139, 17964, 18852, 28278, 56556, 783929, 1567858, 2351787, 3135716, 4703574, 7055361, 9407148, 14110722, 28221444]

約数ペア:

[(1, 28221444), (2, 14110722), (3, 9407148), (4, 7055361), (6, 4703574), (9, 3135716), (12, 2351787), (18, 1567858), (36, 783929), (499, 56556), (998, 28278), (1497, 18852), (1571, 17964), (1996, 14139), (2994, 9426), (3142, 8982), (4491, 6284), (4713, 5988)]