257544504

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{511001}}^1$

素因数の和:511020

約数の個数: 48

約数和(自身を含む): 797163120

約数和(自身を除く): 539618616

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 511001, 1022002, 1533003, 2044004, 3066006, 3577007, 4088008, 4599009, 6132012, 7154014, 9198018, 10731021, 12264024, 14308028, 18396036, 21462042, 28616056, 32193063, 36792072, 42924084, 64386126, 85848168, 128772252, 257544504]

約数ペア:

[(1, 257544504), (2, 128772252), (3, 85848168), (4, 64386126), (6, 42924084), (7, 36792072), (8, 32193063), (9, 28616056), (12, 21462042), (14, 18396036), (18, 14308028), (21, 12264024), (24, 10731021), (28, 9198018), (36, 7154014), (42, 6132012), (56, 4599009), (63, 4088008), (72, 3577007), (84, 3066006), (126, 2044004), (168, 1533003), (252, 1022002), (504, 511001)]