195451347

素因数分解:

$3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{769}}^1$

素因数の和:825

約数の個数: 64

約数和(自身を含む): 344960000

約数和(自身を除く): 149508653

約数列:

[1, 3, 7, 13, 19, 21, 39, 49, 57, 91, 133, 147, 247, 273, 343, 399, 637, 741, 769, 931, 1029, 1729, 1911, 2307, 2793, 4459, 5187, 5383, 6517, 9997, 12103, 13377, 14611, 16149, 19551, 29991, 36309, 37681, 43833, 69979, 84721, 102277, 113043, 189943, 209937, 254163, 263767, 306831, 489853, 569829, 715939, 791301, 1329601, 1469559, 2147817, 3428971, 3988803, 5011573, 9307207, 10286913, 15034719, 27921621, 65150449, 195451347]

約数ペア:

[(1, 195451347), (3, 65150449), (7, 27921621), (13, 15034719), (19, 10286913), (21, 9307207), (39, 5011573), (49, 3988803), (57, 3428971), (91, 2147817), (133, 1469559), (147, 1329601), (247, 791301), (273, 715939), (343, 569829), (399, 489853), (637, 306831), (741, 263767), (769, 254163), (931, 209937), (1029, 189943), (1729, 113043), (1911, 102277), (2307, 84721), (2793, 69979), (4459, 43833), (5187, 37681), (5383, 36309), (6517, 29991), (9997, 19551), (12103, 16149), (13377, 14611)]