258774642

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{263}}^1$

素因数の和:437

約数の個数: 128

約数和(自身を含む): 699494400

約数和(自身を除く): 440719758

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 54, 57, 63, 114, 126, 133, 137, 171, 189, 263, 266, 274, 342, 378, 399, 411, 513, 526, 789, 798, 822, 959, 1026, 1197, 1233, 1578, 1841, 1918, 2367, 2394, 2466, 2603, 2877, 3591, 3682, 3699, 4734, 4997, 5206, 5523, 5754, 7101, 7182, 7398, 7809, 8631, 9994, 11046, 14202, 14991, 15618, 16569, 17262, 18221, 23427, 25893, 29982, 33138, 34979, 36031, 36442, 44973, 46854, 49707, 51786, 54663, 69958, 70281, 72062, 89946, 99414, 104937, 108093, 109326, 134919, 140562, 163989, 209874, 216186, 252217, 269838, 314811, 324279, 327978, 491967, 504434, 629622, 648558, 684589, 756651, 944433, 972837, 983934, 1369178, 1513302, 1888866, 1945674, 2053767, 2269953, 4107534, 4539906, 4792123, 6161301, 6809859, 9584246, 12322602, 13619718, 14376369, 18483903, 28752738, 36967806, 43129107, 86258214, 129387321, 258774642]

約数ペア:

[(1, 258774642), (2, 129387321), (3, 86258214), (6, 43129107), (7, 36967806), (9, 28752738), (14, 18483903), (18, 14376369), (19, 13619718), (21, 12322602), (27, 9584246), (38, 6809859), (42, 6161301), (54, 4792123), (57, 4539906), (63, 4107534), (114, 2269953), (126, 2053767), (133, 1945674), (137, 1888866), (171, 1513302), (189, 1369178), (263, 983934), (266, 972837), (274, 944433), (342, 756651), (378, 684589), (399, 648558), (411, 629622), (513, 504434), (526, 491967), (789, 327978), (798, 324279), (822, 314811), (959, 269838), (1026, 252217), (1197, 216186), (1233, 209874), (1578, 163989), (1841, 140562), (1918, 134919), (2367, 109326), (2394, 108093), (2466, 104937), (2603, 99414), (2877, 89946), (3591, 72062), (3682, 70281), (3699, 69958), (4734, 54663), (4997, 51786), (5206, 49707), (5523, 46854), (5754, 44973), (7101, 36442), (7182, 36031), (7398, 34979), (7809, 33138), (8631, 29982), (9994, 25893), (11046, 23427), (14202, 18221), (14991, 17262), (15618, 16569)]