259017468479

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1999}}^1\times {\mathrm{2857}}^1$

素因数の和:4924

約数の個数: 64

約数和(自身を含む): 351191040000

約数和(自身を除く): 92173571521

約数列:

[1, 7, 11, 19, 31, 77, 133, 209, 217, 341, 589, 1463, 1999, 2387, 2857, 4123, 6479, 13993, 19999, 21989, 31427, 37981, 45353, 54283, 61969, 88567, 153923, 219989, 265867, 379981, 417791, 433783, 597113, 619969, 681659, 974237, 1177411, 1682773, 2924537, 4179791, 4771613, 5711143, 6819659, 8241877, 11779411, 12951521, 18510503, 39978001, 62822573, 90660647, 108511717, 129573521, 177045433, 439758011, 759582019, 1193628887, 1239318031, 1947499763, 3363863227, 8355402209, 13632498341, 23547042589, 37002495497, 259017468479]

約数ペア:

[(1, 259017468479), (7, 37002495497), (11, 23547042589), (19, 13632498341), (31, 8355402209), (77, 3363863227), (133, 1947499763), (209, 1239318031), (217, 1193628887), (341, 759582019), (589, 439758011), (1463, 177045433), (1999, 129573521), (2387, 108511717), (2857, 90660647), (4123, 62822573), (6479, 39978001), (13993, 18510503), (19999, 12951521), (21989, 11779411), (31427, 8241877), (37981, 6819659), (45353, 5711143), (54283, 4771613), (61969, 4179791), (88567, 2924537), (153923, 1682773), (219989, 1177411), (265867, 974237), (379981, 681659), (417791, 619969), (433783, 597113)]