20131521861

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^2\times {\mathrm{367}}^1$

素因数の和:527

約数の個数: 96

約数和(自身を含む): 32100433920

約数和(自身を除く): 11968912059

約数列:

[1, 3, 11, 29, 31, 33, 43, 87, 93, 129, 319, 341, 367, 473, 899, 957, 1023, 1101, 1247, 1333, 1419, 1849, 2697, 3741, 3999, 4037, 5547, 9889, 10643, 11377, 12111, 13717, 14663, 15781, 20339, 29667, 31929, 34131, 38657, 41151, 43989, 47343, 53621, 57319, 61017, 115971, 117073, 125147, 160863, 171957, 173591, 329933, 351219, 375441, 425227, 457649, 489211, 520773, 589831, 630509, 678583, 989799, 1275681, 1372947, 1467633, 1662251, 1769493, 1891527, 2035749, 3629263, 4986753, 5034139, 5381321, 7464413, 10887789, 14187119, 15102417, 16143963, 18284761, 19678907, 21036073, 22393239, 42561357, 54854283, 59036721, 63108219, 156058309, 216467977, 231396803, 468174927, 610046117, 649403931, 694190409, 1830138351, 6710507287, 20131521861]

約数ペア:

[(1, 20131521861), (3, 6710507287), (11, 1830138351), (29, 694190409), (31, 649403931), (33, 610046117), (43, 468174927), (87, 231396803), (93, 216467977), (129, 156058309), (319, 63108219), (341, 59036721), (367, 54854283), (473, 42561357), (899, 22393239), (957, 21036073), (1023, 19678907), (1101, 18284761), (1247, 16143963), (1333, 15102417), (1419, 14187119), (1849, 10887789), (2697, 7464413), (3741, 5381321), (3999, 5034139), (4037, 4986753), (5547, 3629263), (9889, 2035749), (10643, 1891527), (11377, 1769493), (12111, 1662251), (13717, 1467633), (14663, 1372947), (15781, 1275681), (20339, 989799), (29667, 678583), (31929, 630509), (34131, 589831), (38657, 520773), (41151, 489211), (43989, 457649), (47343, 425227), (53621, 375441), (57319, 351219), (61017, 329933), (115971, 173591), (117073, 171957), (125147, 160863)]