128587048

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{757}}^1\times {\mathrm{1249}}^1$

素因数の和:2029

約数の個数: 32

約数和(自身を含む): 255825000

約数和(自身を除く): 127237952

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 757, 1249, 1514, 2498, 3028, 4996, 6056, 9992, 12869, 21233, 25738, 42466, 51476, 84932, 102952, 169864, 945493, 1890986, 3781972, 7563944, 16073381, 32146762, 64293524, 128587048]

約数ペア:

[(1, 128587048), (2, 64293524), (4, 32146762), (8, 16073381), (17, 7563944), (34, 3781972), (68, 1890986), (136, 945493), (757, 169864), (1249, 102952), (1514, 84932), (2498, 51476), (3028, 42466), (4996, 25738), (6056, 21233), (9992, 12869)]