39019239

素因数分解:

$3^5\times 7^2\times {\mathrm{29}}^1\times {\mathrm{113}}^1$

素因数の和:171

約数の個数: 72

約数和(自身を含む): 70958160

約数和(自身を除く): 31938921

約数列:

[1, 3, 7, 9, 21, 27, 29, 49, 63, 81, 87, 113, 147, 189, 203, 243, 261, 339, 441, 567, 609, 783, 791, 1017, 1323, 1421, 1701, 1827, 2349, 2373, 3051, 3277, 3969, 4263, 5481, 5537, 7047, 7119, 9153, 9831, 11907, 12789, 16443, 16611, 21357, 22939, 27459, 29493, 38367, 49329, 49833, 64071, 68817, 88479, 115101, 149499, 160573, 192213, 206451, 265437, 345303, 448497, 481719, 619353, 796311, 1345491, 1445157, 1858059, 4335471, 5574177, 13006413, 39019239]

約数ペア:

[(1, 39019239), (3, 13006413), (7, 5574177), (9, 4335471), (21, 1858059), (27, 1445157), (29, 1345491), (49, 796311), (63, 619353), (81, 481719), (87, 448497), (113, 345303), (147, 265437), (189, 206451), (203, 192213), (243, 160573), (261, 149499), (339, 115101), (441, 88479), (567, 68817), (609, 64071), (783, 49833), (791, 49329), (1017, 38367), (1323, 29493), (1421, 27459), (1701, 22939), (1827, 21357), (2349, 16611), (2373, 16443), (3051, 12789), (3277, 11907), (3969, 9831), (4263, 9153), (5481, 7119), (5537, 7047)]