28362978

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1381}}^1$

素因数の和:1559

約数の個数: 48

約数和(自身を含む): 70714176

約数和(自身を除く): 42351198

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 163, 326, 489, 978, 1141, 1381, 1467, 2282, 2762, 2934, 3423, 4143, 6846, 8286, 9667, 10269, 12429, 19334, 20538, 24858, 29001, 58002, 87003, 174006, 225103, 450206, 675309, 1350618, 1575721, 2025927, 3151442, 4051854, 4727163, 9454326, 14181489, 28362978]

約数ペア:

[(1, 28362978), (2, 14181489), (3, 9454326), (6, 4727163), (7, 4051854), (9, 3151442), (14, 2025927), (18, 1575721), (21, 1350618), (42, 675309), (63, 450206), (126, 225103), (163, 174006), (326, 87003), (489, 58002), (978, 29001), (1141, 24858), (1381, 20538), (1467, 19334), (2282, 12429), (2762, 10269), (2934, 9667), (3423, 8286), (4143, 6846)]