218362925

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{181}}^1$

素因数の和:350

約数の個数: 48

約数和(自身を含む): 307105344

約数和(自身を除く): 88742419

約数列:

[1, 5, 11, 25, 41, 55, 107, 181, 205, 275, 451, 535, 905, 1025, 1177, 1991, 2255, 2675, 4387, 4525, 5885, 7421, 9955, 11275, 19367, 21935, 29425, 37105, 48257, 49775, 81631, 96835, 109675, 185525, 213037, 241285, 408155, 484175, 794047, 1065185, 1206425, 2040775, 3970235, 5325925, 8734517, 19851175, 43672585, 218362925]

約数ペア:

[(1, 218362925), (5, 43672585), (11, 19851175), (25, 8734517), (41, 5325925), (55, 3970235), (107, 2040775), (181, 1206425), (205, 1065185), (275, 794047), (451, 484175), (535, 408155), (905, 241285), (1025, 213037), (1177, 185525), (1991, 109675), (2255, 96835), (2675, 81631), (4387, 49775), (4525, 48257), (5885, 37105), (7421, 29425), (9955, 21935), (11275, 19367)]