128439672

素因数分解:

$2^3\times 3^1\times {\mathrm{127}}^1\times {\mathrm{42139}}^1$

素因数の和:42275

約数の個数: 32

約数和(自身を含む): 323635200

約数和(自身を除く): 195195528

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 127, 254, 381, 508, 762, 1016, 1524, 3048, 42139, 84278, 126417, 168556, 252834, 337112, 505668, 1011336, 5351653, 10703306, 16054959, 21406612, 32109918, 42813224, 64219836, 128439672]

約数ペア:

[(1, 128439672), (2, 64219836), (3, 42813224), (4, 32109918), (6, 21406612), (8, 16054959), (12, 10703306), (24, 5351653), (127, 1011336), (254, 505668), (381, 337112), (508, 252834), (762, 168556), (1016, 126417), (1524, 84278), (3048, 42139)]