28720944

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{28493}}^1$

素因数の和:28514

約数の個数: 60

約数和(自身を含む): 91864656

約数和(自身を除く): 63143712

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 28493, 56986, 85479, 113972, 170958, 199451, 227944, 256437, 341916, 398902, 455888, 512874, 598353, 683832, 797804, 1025748, 1196706, 1367664, 1595608, 1795059, 2051496, 2393412, 3191216, 3590118, 4102992, 4786824, 7180236, 9573648, 14360472, 28720944]

約数ペア:

[(1, 28720944), (2, 14360472), (3, 9573648), (4, 7180236), (6, 4786824), (7, 4102992), (8, 3590118), (9, 3191216), (12, 2393412), (14, 2051496), (16, 1795059), (18, 1595608), (21, 1367664), (24, 1196706), (28, 1025748), (36, 797804), (42, 683832), (48, 598353), (56, 512874), (63, 455888), (72, 398902), (84, 341916), (112, 256437), (126, 227944), (144, 199451), (168, 170958), (252, 113972), (336, 85479), (504, 56986), (1008, 28493)]