128706312

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{766109}}^1$

素因数の和:766125

約数の個数: 32

約数和(自身を含む): 367732800

約数和(自身を除く): 239026488

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 766109, 1532218, 2298327, 3064436, 4596654, 5362763, 6128872, 9193308, 10725526, 16088289, 18386616, 21451052, 32176578, 42902104, 64353156, 128706312]

約数ペア:

[(1, 128706312), (2, 64353156), (3, 42902104), (4, 32176578), (6, 21451052), (7, 18386616), (8, 16088289), (12, 10725526), (14, 9193308), (21, 6128872), (24, 5362763), (28, 4596654), (42, 3064436), (56, 2298327), (84, 1532218), (168, 766109)]