219319925

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{601}}^1\times {\mathrm{1327}}^1$

素因数の和:1949

約数の個数: 24

約数和(自身を含む): 297397632

約数和(自身を除く): 78077707

約数列:

[1, 5, 11, 25, 55, 275, 601, 1327, 3005, 6611, 6635, 14597, 15025, 33055, 33175, 72985, 165275, 364925, 797527, 3987635, 8772797, 19938175, 43863985, 219319925]

約数ペア:

[(1, 219319925), (5, 43863985), (11, 19938175), (25, 8772797), (55, 3987635), (275, 797527), (601, 364925), (1327, 165275), (3005, 72985), (6611, 33175), (6635, 33055), (14597, 15025)]