257815488

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{191827}}^1$

素因数の和:191849

約数の個数: 56

約数和(自身を含む): 779588992

約数和(自身を除く): 521773504

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 168, 192, 224, 336, 448, 672, 1344, 191827, 383654, 575481, 767308, 1150962, 1342789, 1534616, 2301924, 2685578, 3069232, 4028367, 4603848, 5371156, 6138464, 8056734, 9207696, 10742312, 12276928, 16113468, 18415392, 21484624, 32226936, 36830784, 42969248, 64453872, 85938496, 128907744, 257815488]

約数ペア:

[(1, 257815488), (2, 128907744), (3, 85938496), (4, 64453872), (6, 42969248), (7, 36830784), (8, 32226936), (12, 21484624), (14, 18415392), (16, 16113468), (21, 12276928), (24, 10742312), (28, 9207696), (32, 8056734), (42, 6138464), (48, 5371156), (56, 4603848), (64, 4028367), (84, 3069232), (96, 2685578), (112, 2301924), (168, 1534616), (192, 1342789), (224, 1150962), (336, 767308), (448, 575481), (672, 383654), (1344, 191827)]