15127890687

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{4789}}^1$

素因数の和:4870

約数の個数: 144

約数和(自身を含む): 29814876000

約数和(自身を除く): 14686985313

約数列:

[1, 3, 7, 9, 13, 19, 21, 29, 39, 49, 57, 63, 87, 91, 117, 133, 147, 171, 203, 247, 261, 273, 377, 399, 441, 551, 609, 637, 741, 819, 931, 1131, 1197, 1421, 1653, 1729, 1827, 1911, 2223, 2639, 2793, 3393, 3857, 4263, 4789, 4959, 5187, 5733, 7163, 7917, 8379, 11571, 12103, 12789, 14367, 15561, 18473, 21489, 23751, 26999, 33523, 34713, 36309, 43101, 50141, 55419, 62257, 64467, 80997, 90991, 100569, 108927, 138881, 150423, 166257, 186771, 234661, 242991, 272973, 301707, 350987, 416643, 435799, 451269, 560313, 636937, 703983, 818919, 972167, 1052961, 1182883, 1249929, 1307397, 1805453, 1910811, 2111949, 2638739, 2916501, 3050593, 3158883, 3548649, 3922191, 4458559, 5416359, 5732433, 6805169, 7916217, 8280181, 8749503, 9151779, 10645947, 12638171, 13375677, 16249077, 18471173, 20415507, 23748651, 24840543, 27455337, 34303607, 37914513, 40127031, 55413519, 57961267, 61246521, 74521629, 88467197, 102910821, 113743539, 129298211, 166240557, 173883801, 240125249, 265401591, 308732463, 387894633, 521651403, 720375747, 796204773, 1163683899, 1680876743, 2161127241, 5042630229, 15127890687]

約数ペア:

[(1, 15127890687), (3, 5042630229), (7, 2161127241), (9, 1680876743), (13, 1163683899), (19, 796204773), (21, 720375747), (29, 521651403), (39, 387894633), (49, 308732463), (57, 265401591), (63, 240125249), (87, 173883801), (91, 166240557), (117, 129298211), (133, 113743539), (147, 102910821), (171, 88467197), (203, 74521629), (247, 61246521), (261, 57961267), (273, 55413519), (377, 40127031), (399, 37914513), (441, 34303607), (551, 27455337), (609, 24840543), (637, 23748651), (741, 20415507), (819, 18471173), (931, 16249077), (1131, 13375677), (1197, 12638171), (1421, 10645947), (1653, 9151779), (1729, 8749503), (1827, 8280181), (1911, 7916217), (2223, 6805169), (2639, 5732433), (2793, 5416359), (3393, 4458559), (3857, 3922191), (4263, 3548649), (4789, 3158883), (4959, 3050593), (5187, 2916501), (5733, 2638739), (7163, 2111949), (7917, 1910811), (8379, 1805453), (11571, 1307397), (12103, 1249929), (12789, 1182883), (14367, 1052961), (15561, 972167), (18473, 818919), (21489, 703983), (23751, 636937), (26999, 560313), (33523, 451269), (34713, 435799), (36309, 416643), (43101, 350987), (50141, 301707), (55419, 272973), (62257, 242991), (64467, 234661), (80997, 186771), (90991, 166257), (100569, 150423), (108927, 138881)]