131499312

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{391367}}^1$

素因数の和:391385

約数の個数: 40

約数和(自身を含む): 388237056

約数和(自身を除く): 256737744

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 391367, 782734, 1174101, 1565468, 2348202, 2739569, 3130936, 4696404, 5479138, 6261872, 8218707, 9392808, 10958276, 16437414, 18785616, 21916552, 32874828, 43833104, 65749656, 131499312]

約数ペア:

[(1, 131499312), (2, 65749656), (3, 43833104), (4, 32874828), (6, 21916552), (7, 18785616), (8, 16437414), (12, 10958276), (14, 9392808), (16, 8218707), (21, 6261872), (24, 5479138), (28, 4696404), (42, 3130936), (48, 2739569), (56, 2348202), (84, 1565468), (112, 1174101), (168, 782734), (336, 391367)]