857367189

素因数分解:

$3^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{307}}^1\times {\mathrm{457}}^1$

素因数の和:874

約数の個数: 48

約数和(自身を含む): 1437724288

約数和(自身を除く): 580357099

約数列:

[1, 3, 7, 9, 21, 63, 97, 291, 307, 457, 679, 873, 921, 1371, 2037, 2149, 2763, 3199, 4113, 6111, 6447, 9597, 19341, 28791, 29779, 44329, 89337, 132987, 140299, 208453, 268011, 310303, 398961, 420897, 625359, 930909, 982093, 1262691, 1876077, 2792727, 2946279, 8838837, 13609003, 40827009, 95263021, 122481027, 285789063, 857367189]

約数ペア:

[(1, 857367189), (3, 285789063), (7, 122481027), (9, 95263021), (21, 40827009), (63, 13609003), (97, 8838837), (291, 2946279), (307, 2792727), (457, 1876077), (679, 1262691), (873, 982093), (921, 930909), (1371, 625359), (2037, 420897), (2149, 398961), (2763, 310303), (3199, 268011), (4113, 208453), (6111, 140299), (6447, 132987), (9597, 89337), (19341, 44329), (28791, 29779)]