221249551490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{197}}^1\times {\mathrm{928177}}^1$

素因数の和:928403

約数の個数: 48

約数和(自身を含む): 439967510136

約数和(自身を除く): 218717958646

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 197, 242, 394, 605, 985, 1210, 1970, 2167, 4334, 10835, 21670, 23837, 47674, 119185, 238370, 928177, 1856354, 4640885, 9281770, 10209947, 20419894, 51049735, 102099470, 112309417, 182850869, 224618834, 365701738, 561547085, 914254345, 1123094170, 1828508690, 2011359559, 4022719118, 10056797795, 20113595590, 22124955149, 44249910298, 110624775745, 221249551490]

約数ペア:

[(1, 221249551490), (2, 110624775745), (5, 44249910298), (10, 22124955149), (11, 20113595590), (22, 10056797795), (55, 4022719118), (110, 2011359559), (121, 1828508690), (197, 1123094170), (242, 914254345), (394, 561547085), (605, 365701738), (985, 224618834), (1210, 182850869), (1970, 112309417), (2167, 102099470), (4334, 51049735), (10835, 20419894), (21670, 10209947), (23837, 9281770), (47674, 4640885), (119185, 1856354), (238370, 928177)]