128426808

素因数分解:

$2^3\times 3^1\times {\mathrm{509}}^1\times {\mathrm{10513}}^1$

素因数の和:11031

約数の個数: 32

約数和(自身を含む): 321728400

約数和(自身を除く): 193301592

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 509, 1018, 1527, 2036, 3054, 4072, 6108, 10513, 12216, 21026, 31539, 42052, 63078, 84104, 126156, 252312, 5351117, 10702234, 16053351, 21404468, 32106702, 42808936, 64213404, 128426808]

約数ペア:

[(1, 128426808), (2, 64213404), (3, 42808936), (4, 32106702), (6, 21404468), (8, 16053351), (12, 10702234), (24, 5351117), (509, 252312), (1018, 126156), (1527, 84104), (2036, 63078), (3054, 42052), (4072, 31539), (6108, 21026), (10513, 12216)]