16147978

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1$

素因数の和:187

約数の個数: 64

約数和(自身を含む): 32514048

約数和(自身を除く): 16366070

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 47, 77, 94, 97, 154, 161, 194, 253, 322, 329, 506, 517, 658, 679, 1034, 1067, 1081, 1358, 1771, 2134, 2162, 2231, 3542, 3619, 4462, 4559, 7238, 7469, 7567, 9118, 11891, 14938, 15134, 15617, 23782, 24541, 31234, 31913, 49082, 50149, 63826, 83237, 100298, 104857, 166474, 171787, 209714, 343574, 351043, 702086, 733999, 1153427, 1467998, 2306854, 8073989, 16147978]

約数ペア:

[(1, 16147978), (2, 8073989), (7, 2306854), (11, 1467998), (14, 1153427), (22, 733999), (23, 702086), (46, 351043), (47, 343574), (77, 209714), (94, 171787), (97, 166474), (154, 104857), (161, 100298), (194, 83237), (253, 63826), (322, 50149), (329, 49082), (506, 31913), (517, 31234), (658, 24541), (679, 23782), (1034, 15617), (1067, 15134), (1081, 14938), (1358, 11891), (1771, 9118), (2134, 7567), (2162, 7469), (2231, 7238), (3542, 4559), (3619, 4462)]