89442899

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{179}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 123782400

約数和(自身を除く): 34339501

約数列:

[1, 7, 13, 17, 19, 91, 119, 133, 179, 221, 247, 289, 323, 1253, 1547, 1729, 2023, 2261, 2327, 3043, 3401, 3757, 4199, 5491, 16289, 21301, 23807, 26299, 29393, 38437, 39559, 44213, 51731, 57817, 71383, 276913, 309491, 362117, 404719, 499681, 672503, 751621, 982889, 4707521, 5261347, 6880223, 12777557, 89442899]

約数ペア:

[(1, 89442899), (7, 12777557), (13, 6880223), (17, 5261347), (19, 4707521), (91, 982889), (119, 751621), (133, 672503), (179, 499681), (221, 404719), (247, 362117), (289, 309491), (323, 276913), (1253, 71383), (1547, 57817), (1729, 51731), (2023, 44213), (2261, 39559), (2327, 38437), (3043, 29393), (3401, 26299), (3757, 23807), (4199, 21301), (5491, 16289)]