2149654815

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{911}}^1$

素因数の和:1170

約数の個数: 128

約数和(自身を含む): 4790845440

約数和(自身を除く): 2641190625

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 27, 33, 35, 45, 55, 63, 77, 99, 105, 135, 165, 189, 227, 231, 297, 315, 385, 495, 681, 693, 911, 945, 1135, 1155, 1485, 1589, 2043, 2079, 2497, 2733, 3405, 3465, 4555, 4767, 6129, 6377, 7491, 7945, 8199, 10021, 10215, 10395, 12485, 13665, 14301, 17479, 19131, 22473, 23835, 24597, 30063, 30645, 31885, 37455, 40995, 42903, 50105, 52437, 57393, 67419, 70147, 71505, 87395, 90189, 95655, 112365, 122985, 150315, 157311, 172179, 206797, 210441, 214515, 262185, 270567, 286965, 337095, 350735, 450945, 471933, 620391, 631323, 786555, 860895, 1033985, 1052205, 1352835, 1447579, 1861173, 1893969, 2274767, 2359665, 3101955, 3156615, 4342737, 5583519, 6824301, 7237895, 9305865, 9469845, 11373835, 13028211, 15923369, 20472903, 21713685, 27917595, 34121505, 39084633, 47770107, 61418709, 65141055, 79616845, 102364515, 143310321, 195423165, 238850535, 307093545, 429930963, 716551605, 2149654815]

約数ペア:

[(1, 2149654815), (3, 716551605), (5, 429930963), (7, 307093545), (9, 238850535), (11, 195423165), (15, 143310321), (21, 102364515), (27, 79616845), (33, 65141055), (35, 61418709), (45, 47770107), (55, 39084633), (63, 34121505), (77, 27917595), (99, 21713685), (105, 20472903), (135, 15923369), (165, 13028211), (189, 11373835), (227, 9469845), (231, 9305865), (297, 7237895), (315, 6824301), (385, 5583519), (495, 4342737), (681, 3156615), (693, 3101955), (911, 2359665), (945, 2274767), (1135, 1893969), (1155, 1861173), (1485, 1447579), (1589, 1352835), (2043, 1052205), (2079, 1033985), (2497, 860895), (2733, 786555), (3405, 631323), (3465, 620391), (4555, 471933), (4767, 450945), (6129, 350735), (6377, 337095), (7491, 286965), (7945, 270567), (8199, 262185), (10021, 214515), (10215, 210441), (10395, 206797), (12485, 172179), (13665, 157311), (14301, 150315), (17479, 122985), (19131, 112365), (22473, 95655), (23835, 90189), (24597, 87395), (30063, 71505), (30645, 70147), (31885, 67419), (37455, 57393), (40995, 52437), (42903, 50105)]