28251575

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{5407}}^1$

素因数の和:5447

約数の個数: 24

約数和(自身を含む): 40235520

約数和(自身を除く): 11983945

約数列:

[1, 5, 11, 19, 25, 55, 95, 209, 275, 475, 1045, 5225, 5407, 27035, 59477, 102733, 135175, 297385, 513665, 1130063, 1486925, 2568325, 5650315, 28251575]

約数ペア:

[(1, 28251575), (5, 5650315), (11, 2568325), (19, 1486925), (25, 1130063), (55, 513665), (95, 297385), (209, 135175), (275, 102733), (475, 59477), (1045, 27035), (5225, 5407)]