1278762282

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{677}}^1$

素因数の和:977

約数の個数: 128

約数和(自身を含む): 3436646400

約数和(自身を除く): 2157884118

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 54, 57, 63, 114, 126, 133, 171, 189, 263, 266, 342, 378, 399, 513, 526, 677, 789, 798, 1026, 1197, 1354, 1578, 1841, 2031, 2367, 2394, 3591, 3682, 4062, 4734, 4739, 4997, 5523, 6093, 7101, 7182, 9478, 9994, 11046, 12186, 12863, 14202, 14217, 14991, 16569, 18279, 25726, 28434, 29982, 33138, 34979, 36558, 38589, 42651, 44973, 49707, 69958, 77178, 85302, 89946, 90041, 99414, 104937, 115767, 127953, 134919, 178051, 180082, 209874, 231534, 255906, 269838, 270123, 314811, 347301, 356102, 534153, 540246, 629622, 694602, 810369, 944433, 1068306, 1246357, 1602459, 1620738, 1888866, 2431107, 2492714, 3204918, 3382969, 3739071, 4807377, 4862214, 6765938, 7478142, 9614754, 10148907, 11217213, 20297814, 22434426, 23680783, 30446721, 33651639, 47361566, 60893442, 67303278, 71042349, 91340163, 142084698, 182680326, 213127047, 426254094, 639381141, 1278762282]

約数ペア:

[(1, 1278762282), (2, 639381141), (3, 426254094), (6, 213127047), (7, 182680326), (9, 142084698), (14, 91340163), (18, 71042349), (19, 67303278), (21, 60893442), (27, 47361566), (38, 33651639), (42, 30446721), (54, 23680783), (57, 22434426), (63, 20297814), (114, 11217213), (126, 10148907), (133, 9614754), (171, 7478142), (189, 6765938), (263, 4862214), (266, 4807377), (342, 3739071), (378, 3382969), (399, 3204918), (513, 2492714), (526, 2431107), (677, 1888866), (789, 1620738), (798, 1602459), (1026, 1246357), (1197, 1068306), (1354, 944433), (1578, 810369), (1841, 694602), (2031, 629622), (2367, 540246), (2394, 534153), (3591, 356102), (3682, 347301), (4062, 314811), (4734, 270123), (4739, 269838), (4997, 255906), (5523, 231534), (6093, 209874), (7101, 180082), (7182, 178051), (9478, 134919), (9994, 127953), (11046, 115767), (12186, 104937), (12863, 99414), (14202, 90041), (14217, 89946), (14991, 85302), (16569, 77178), (18279, 69958), (25726, 49707), (28434, 44973), (29982, 42651), (33138, 38589), (34979, 36558)]