255139486

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{30941}}^1$

素因数の和:31000

約数の個数: 32

約数和(自身を含む): 475269120

約数和(自身を除く): 220129634

約数列:

[1, 2, 7, 14, 19, 31, 38, 62, 133, 217, 266, 434, 589, 1178, 4123, 8246, 30941, 61882, 216587, 433174, 587879, 959171, 1175758, 1918342, 4115153, 6714197, 8230306, 13428394, 18224249, 36448498, 127569743, 255139486]

約数ペア:

[(1, 255139486), (2, 127569743), (7, 36448498), (14, 18224249), (19, 13428394), (31, 8230306), (38, 6714197), (62, 4115153), (133, 1918342), (217, 1175758), (266, 959171), (434, 587879), (589, 433174), (1178, 216587), (4123, 61882), (8246, 30941)]