215149221978

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{1471}}^1\times {\mathrm{4099}}^1$

素因数の和:5907

約数の個数: 64

約数和(自身を含む): 454812672000

約数和(自身を除く): 239663450022

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 313, 626, 939, 1471, 1878, 2942, 4099, 4413, 5947, 8198, 8826, 11894, 12297, 17841, 24594, 27949, 35682, 55898, 77881, 83847, 155762, 167694, 233643, 460423, 467286, 920846, 1282987, 1381269, 2565974, 2762538, 3848961, 6029629, 7697922, 8748037, 12059258, 17496074, 18088887, 24376753, 26244111, 36177774, 48753506, 52488222, 73130259, 114562951, 146260518, 229125902, 343688853, 687377706, 1887273877, 3774547754, 5661821631, 11323643262, 35858203663, 71716407326, 107574610989, 215149221978]

約数ペア:

[(1, 215149221978), (2, 107574610989), (3, 71716407326), (6, 35858203663), (19, 11323643262), (38, 5661821631), (57, 3774547754), (114, 1887273877), (313, 687377706), (626, 343688853), (939, 229125902), (1471, 146260518), (1878, 114562951), (2942, 73130259), (4099, 52488222), (4413, 48753506), (5947, 36177774), (8198, 26244111), (8826, 24376753), (11894, 18088887), (12297, 17496074), (17841, 12059258), (24594, 8748037), (27949, 7697922), (35682, 6029629), (55898, 3848961), (77881, 2762538), (83847, 2565974), (155762, 1381269), (167694, 1282987), (233643, 920846), (460423, 467286)]