28867319

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{457}}^1$

素因数の和:626

約数の個数: 16

約数和(自身を含む): 32162592

約数和(自身を除く): 3295273

約数列:

[1, 13, 43, 113, 457, 559, 1469, 4859, 5941, 19651, 51641, 63167, 255463, 671333, 2220563, 28867319]

約数ペア:

[(1, 28867319), (13, 2220563), (43, 671333), (113, 255463), (457, 63167), (559, 51641), (1469, 19651), (4859, 5941)]