256531338

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{227}}^1\times {\mathrm{8969}}^1$

素因数の和:9211

約数の個数: 48

約数和(自身を含む): 638089920

約数和(自身を除く): 381558582

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 227, 454, 681, 1362, 1589, 2043, 3178, 4086, 4767, 8969, 9534, 14301, 17938, 26907, 28602, 53814, 62783, 80721, 125566, 161442, 188349, 376698, 565047, 1130094, 2035963, 4071926, 6107889, 12215778, 14251741, 18323667, 28503482, 36647334, 42755223, 85510446, 128265669, 256531338]

約数ペア:

[(1, 256531338), (2, 128265669), (3, 85510446), (6, 42755223), (7, 36647334), (9, 28503482), (14, 18323667), (18, 14251741), (21, 12215778), (42, 6107889), (63, 4071926), (126, 2035963), (227, 1130094), (454, 565047), (681, 376698), (1362, 188349), (1589, 161442), (2043, 125566), (3178, 80721), (4086, 62783), (4767, 53814), (8969, 28602), (9534, 26907), (14301, 17938)]