398271128

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{1249}}^1\times {\mathrm{1733}}^1$

素因数の和:3011

約数の個数: 32

約数和(自身を含む): 780300000

約数和(自身を除く): 382028872

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 1249, 1733, 2498, 3466, 4996, 6932, 9992, 13864, 28727, 39859, 57454, 79718, 114908, 159436, 229816, 318872, 2164517, 4329034, 8658068, 17316136, 49783891, 99567782, 199135564, 398271128]

約数ペア:

[(1, 398271128), (2, 199135564), (4, 99567782), (8, 49783891), (23, 17316136), (46, 8658068), (92, 4329034), (184, 2164517), (1249, 318872), (1733, 229816), (2498, 159436), (3466, 114908), (4996, 79718), (6932, 57454), (9992, 39859), (13864, 28727)]