238151907

素因数分解:

$3^6\times 7^2\times {\mathrm{59}}^1\times {\mathrm{113}}^1$

素因数の和:204

約数の個数: 84

約数和(自身を含む): 426138840

約数和(自身を除く): 187986933

約数列:

[1, 3, 7, 9, 21, 27, 49, 59, 63, 81, 113, 147, 177, 189, 243, 339, 413, 441, 531, 567, 729, 791, 1017, 1239, 1323, 1593, 1701, 2373, 2891, 3051, 3717, 3969, 4779, 5103, 5537, 6667, 7119, 8673, 9153, 11151, 11907, 14337, 16611, 20001, 21357, 26019, 27459, 33453, 35721, 43011, 46669, 49833, 60003, 64071, 78057, 82377, 100359, 140007, 149499, 180009, 192213, 234171, 301077, 326683, 420021, 448497, 540027, 576639, 702513, 980049, 1260063, 1345491, 1620081, 2107539, 2940147, 3780189, 4036473, 4860243, 8820441, 11340567, 26461323, 34021701, 79383969, 238151907]

約数ペア:

[(1, 238151907), (3, 79383969), (7, 34021701), (9, 26461323), (21, 11340567), (27, 8820441), (49, 4860243), (59, 4036473), (63, 3780189), (81, 2940147), (113, 2107539), (147, 1620081), (177, 1345491), (189, 1260063), (243, 980049), (339, 702513), (413, 576639), (441, 540027), (531, 448497), (567, 420021), (729, 326683), (791, 301077), (1017, 234171), (1239, 192213), (1323, 180009), (1593, 149499), (1701, 140007), (2373, 100359), (2891, 82377), (3051, 78057), (3717, 64071), (3969, 60003), (4779, 49833), (5103, 46669), (5537, 43011), (6667, 35721), (7119, 33453), (8673, 27459), (9153, 26019), (11151, 21357), (11907, 20001), (14337, 16611)]