20173473369

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1\times {\mathrm{421}}^1$

素因数の和:727

約数の個数: 96

約数和(自身を含む): 34582339584

約数和(自身を除く): 14408866215

約数列:

[1, 3, 7, 9, 21, 53, 63, 113, 127, 159, 339, 371, 381, 421, 477, 791, 889, 1017, 1113, 1143, 1263, 2373, 2667, 2947, 3339, 3789, 5989, 6731, 7119, 8001, 8841, 14351, 17967, 20193, 22313, 26523, 41923, 43053, 47117, 47573, 53467, 53901, 60579, 66939, 100457, 125769, 129159, 141351, 142719, 156191, 160401, 200817, 301371, 333011, 374269, 377307, 424053, 428157, 468573, 481203, 760603, 904113, 999033, 1122807, 1405719, 2281809, 2521369, 2833751, 2997099, 3368421, 5324221, 6041771, 6845427, 7564107, 8501253, 15972663, 17649583, 18125313, 19836257, 22692321, 25503759, 42292397, 47917989, 52948749, 54375939, 59508771, 126877191, 158846247, 178526313, 320213863, 380631573, 960641589, 2241497041, 2881924767, 6724491123, 20173473369]

約数ペア:

[(1, 20173473369), (3, 6724491123), (7, 2881924767), (9, 2241497041), (21, 960641589), (53, 380631573), (63, 320213863), (113, 178526313), (127, 158846247), (159, 126877191), (339, 59508771), (371, 54375939), (381, 52948749), (421, 47917989), (477, 42292397), (791, 25503759), (889, 22692321), (1017, 19836257), (1113, 18125313), (1143, 17649583), (1263, 15972663), (2373, 8501253), (2667, 7564107), (2947, 6845427), (3339, 6041771), (3789, 5324221), (5989, 3368421), (6731, 2997099), (7119, 2833751), (8001, 2521369), (8841, 2281809), (14351, 1405719), (17967, 1122807), (20193, 999033), (22313, 904113), (26523, 760603), (41923, 481203), (43053, 468573), (47117, 428157), (47573, 424053), (53467, 377307), (53901, 374269), (60579, 333011), (66939, 301371), (100457, 200817), (125769, 160401), (129159, 156191), (141351, 142719)]