311507128

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{433}}^1\times {\mathrm{4733}}^1$

素因数の和:5191

約数の個数: 32

約数和(自身を含む): 616366800

約数和(自身を除く): 304859672

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 433, 866, 1732, 3464, 4733, 8227, 9466, 16454, 18932, 32908, 37864, 65816, 89927, 179854, 359708, 719416, 2049389, 4098778, 8197556, 16395112, 38938391, 77876782, 155753564, 311507128]

約数ペア:

[(1, 311507128), (2, 155753564), (4, 77876782), (8, 38938391), (19, 16395112), (38, 8197556), (76, 4098778), (152, 2049389), (433, 719416), (866, 359708), (1732, 179854), (3464, 89927), (4733, 65816), (8227, 37864), (9466, 32908), (16454, 18932)]