389751826

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{6779}}^1$

素因数の和:6906

約数の個数: 32

約数和(自身を含む): 659016000

約数和(自身を除く): 269264174

約数列:

[1, 2, 17, 19, 34, 38, 89, 178, 323, 646, 1513, 1691, 3026, 3382, 6779, 13558, 28747, 57494, 115243, 128801, 230486, 257602, 603331, 1206662, 2189617, 4379234, 10256627, 11463289, 20513254, 22926578, 194875913, 389751826]

約数ペア:

[(1, 389751826), (2, 194875913), (17, 22926578), (19, 20513254), (34, 11463289), (38, 10256627), (89, 4379234), (178, 2189617), (323, 1206662), (646, 603331), (1513, 257602), (1691, 230486), (3026, 128801), (3382, 115243), (6779, 57494), (13558, 28747)]