1815691311

素因数分解:

$3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{193}}^1\times {\mathrm{2531}}^1$

素因数の和:2796

約数の個数: 48

約数和(自身を含む): 3065137920

約数和(自身を除く): 1249446609

約数列:

[1, 3, 7, 9, 21, 59, 63, 177, 193, 413, 531, 579, 1239, 1351, 1737, 2531, 3717, 4053, 7593, 11387, 12159, 17717, 22779, 34161, 53151, 79709, 102483, 149329, 159453, 239127, 447987, 488483, 717381, 1045303, 1343961, 1465449, 3135909, 3419381, 4396347, 9407727, 10258143, 28820497, 30774429, 86461491, 201743479, 259384473, 605230437, 1815691311]

約数ペア:

[(1, 1815691311), (3, 605230437), (7, 259384473), (9, 201743479), (21, 86461491), (59, 30774429), (63, 28820497), (177, 10258143), (193, 9407727), (413, 4396347), (531, 3419381), (579, 3135909), (1239, 1465449), (1351, 1343961), (1737, 1045303), (2531, 717381), (3717, 488483), (4053, 447987), (7593, 239127), (11387, 159453), (12159, 149329), (17717, 102483), (22779, 79709), (34161, 53151)]