281828456

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{97}}^1\times {\mathrm{307}}^1$

素因数の和:443

約数の個数: 96

約数和(自身を含む): 662840640

約数和(自身を除く): 381012184

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 97, 104, 169, 182, 194, 307, 338, 364, 388, 614, 676, 679, 728, 776, 1183, 1228, 1261, 1352, 1358, 2149, 2366, 2456, 2522, 2716, 3991, 4298, 4732, 5044, 5432, 7982, 8596, 8827, 9464, 10088, 15964, 16393, 17192, 17654, 27937, 29779, 31928, 32786, 35308, 51883, 55874, 59558, 65572, 70616, 103766, 111748, 114751, 119116, 131144, 207532, 208453, 223496, 229502, 238232, 363181, 387127, 415064, 416906, 459004, 726362, 774254, 833812, 918008, 1452724, 1548508, 1667624, 2709889, 2905448, 3097016, 5032651, 5419778, 10065302, 10839556, 20130604, 21679112, 35228557, 40261208, 70457114, 140914228, 281828456]

約数ペア:

[(1, 281828456), (2, 140914228), (4, 70457114), (7, 40261208), (8, 35228557), (13, 21679112), (14, 20130604), (26, 10839556), (28, 10065302), (52, 5419778), (56, 5032651), (91, 3097016), (97, 2905448), (104, 2709889), (169, 1667624), (182, 1548508), (194, 1452724), (307, 918008), (338, 833812), (364, 774254), (388, 726362), (614, 459004), (676, 416906), (679, 415064), (728, 387127), (776, 363181), (1183, 238232), (1228, 229502), (1261, 223496), (1352, 208453), (1358, 207532), (2149, 131144), (2366, 119116), (2456, 114751), (2522, 111748), (2716, 103766), (3991, 70616), (4298, 65572), (4732, 59558), (5044, 55874), (5432, 51883), (7982, 35308), (8596, 32786), (8827, 31928), (9464, 29779), (10088, 27937), (15964, 17654), (16393, 17192)]