205440268

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{173}}^1\times {\mathrm{197}}^1$

素因数の和:522

約数の個数: 48

約数和(自身を含む): 399367584

約数和(自身を除く): 193927316

約数列:

[1, 2, 4, 11, 22, 44, 137, 173, 197, 274, 346, 394, 548, 692, 788, 1507, 1903, 2167, 3014, 3806, 4334, 6028, 7612, 8668, 23701, 26989, 34081, 47402, 53978, 68162, 94804, 107956, 136324, 260711, 296879, 374891, 521422, 593758, 749782, 1042844, 1187516, 1499564, 4669097, 9338194, 18676388, 51360067, 102720134, 205440268]

約数ペア:

[(1, 205440268), (2, 102720134), (4, 51360067), (11, 18676388), (22, 9338194), (44, 4669097), (137, 1499564), (173, 1187516), (197, 1042844), (274, 749782), (346, 593758), (394, 521422), (548, 374891), (692, 296879), (788, 260711), (1507, 136324), (1903, 107956), (2167, 94804), (3014, 68162), (3806, 53978), (4334, 47402), (6028, 34081), (7612, 26989), (8668, 23701)]