16235478

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:263

約数の個数: 80

約数和(自身を含む): 42282240

約数和(自身を除く): 26046762

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 103, 126, 139, 162, 189, 206, 278, 309, 378, 417, 567, 618, 721, 834, 927, 973, 1134, 1251, 1442, 1854, 1946, 2163, 2502, 2781, 2919, 3753, 4326, 5562, 5838, 6489, 7506, 8343, 8757, 11259, 12978, 14317, 16686, 17514, 19467, 22518, 26271, 28634, 38934, 42951, 52542, 58401, 78813, 85902, 100219, 116802, 128853, 157626, 200438, 257706, 300657, 386559, 601314, 773118, 901971, 1159677, 1803942, 2319354, 2705913, 5411826, 8117739, 16235478]

約数ペア:

[(1, 16235478), (2, 8117739), (3, 5411826), (6, 2705913), (7, 2319354), (9, 1803942), (14, 1159677), (18, 901971), (21, 773118), (27, 601314), (42, 386559), (54, 300657), (63, 257706), (81, 200438), (103, 157626), (126, 128853), (139, 116802), (162, 100219), (189, 85902), (206, 78813), (278, 58401), (309, 52542), (378, 42951), (417, 38934), (567, 28634), (618, 26271), (721, 22518), (834, 19467), (927, 17514), (973, 16686), (1134, 14317), (1251, 12978), (1442, 11259), (1854, 8757), (1946, 8343), (2163, 7506), (2502, 6489), (2781, 5838), (2919, 5562), (3753, 4326)]