291530804572

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^2\times {\mathrm{821}}^1\times {\mathrm{5741}}^1$

素因数の和:6667

約数の個数: 72

約数和(自身を含む): 596560634208

約数和(自身を除く): 305029829636

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 821, 1316, 1642, 2209, 3284, 4418, 5741, 5747, 8836, 11482, 11494, 15463, 22964, 22988, 30926, 38587, 40187, 61852, 77174, 80374, 154348, 160748, 269827, 270109, 539654, 540218, 1079308, 1080436, 1813589, 1888789, 3627178, 3777578, 4713361, 7254356, 7555156, 9426722, 12681869, 12695123, 18853444, 25363738, 25390246, 32993527, 50727476, 50780492, 65987054, 88773083, 131974108, 177546166, 221527967, 355092332, 443055934, 886111868, 1550695769, 3101391538, 6202783076, 10411814449, 20823628898, 41647257796, 72882701143, 145765402286, 291530804572]

約数ペア:

[(1, 291530804572), (2, 145765402286), (4, 72882701143), (7, 41647257796), (14, 20823628898), (28, 10411814449), (47, 6202783076), (94, 3101391538), (188, 1550695769), (329, 886111868), (658, 443055934), (821, 355092332), (1316, 221527967), (1642, 177546166), (2209, 131974108), (3284, 88773083), (4418, 65987054), (5741, 50780492), (5747, 50727476), (8836, 32993527), (11482, 25390246), (11494, 25363738), (15463, 18853444), (22964, 12695123), (22988, 12681869), (30926, 9426722), (38587, 7555156), (40187, 7254356), (61852, 4713361), (77174, 3777578), (80374, 3627178), (154348, 1888789), (160748, 1813589), (269827, 1080436), (270109, 1079308), (539654, 540218)]