28740041

素因数分解:

${\mathrm{11}}^2\times {\mathrm{23}}^2\times {\mathrm{449}}^1$

素因数の和:517

約数の個数: 18

約数和(自身を含む): 33097050

約数和(自身を除く): 4357009

約数列:

[1, 11, 23, 121, 253, 449, 529, 2783, 4939, 5819, 10327, 54329, 64009, 113597, 237521, 1249567, 2612731, 28740041]

約数ペア:

[(1, 28740041), (11, 2612731), (23, 1249567), (121, 237521), (253, 113597), (449, 64009), (529, 54329), (2783, 10327), (4939, 5819)]