128575308

素因数分解:

$2^2\times 3^1\times {\mathrm{127}}^1\times {\mathrm{239}}^1\times {\mathrm{353}}^1$

素因数の和:726

約数の個数: 48

約数和(自身を含む): 304496640

約数和(自身を除く): 175921332

約数列:

[1, 2, 3, 4, 6, 12, 127, 239, 254, 353, 381, 478, 508, 706, 717, 762, 956, 1059, 1412, 1434, 1524, 2118, 2868, 4236, 30353, 44831, 60706, 84367, 89662, 91059, 121412, 134493, 168734, 179324, 182118, 253101, 268986, 337468, 364236, 506202, 537972, 1012404, 10714609, 21429218, 32143827, 42858436, 64287654, 128575308]

約数ペア:

[(1, 128575308), (2, 64287654), (3, 42858436), (4, 32143827), (6, 21429218), (12, 10714609), (127, 1012404), (239, 537972), (254, 506202), (353, 364236), (381, 337468), (478, 268986), (508, 253101), (706, 182118), (717, 179324), (762, 168734), (956, 134493), (1059, 121412), (1412, 91059), (1434, 89662), (1524, 84367), (2118, 60706), (2868, 44831), (4236, 30353)]