53643289

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{367}}^1$

素因数の和:557

約数の個数: 24

約数和(自身を含む): 66284160

約数和(自身を除く): 12640871

約数列:

[1, 7, 19, 49, 133, 157, 367, 931, 1099, 2569, 2983, 6973, 7693, 17983, 20881, 48811, 57619, 146167, 341677, 403333, 1094761, 2823331, 7663327, 53643289]

約数ペア:

[(1, 53643289), (7, 7663327), (19, 2823331), (49, 1094761), (133, 403333), (157, 341677), (367, 146167), (931, 57619), (1099, 48811), (2569, 20881), (2983, 17983), (6973, 7693)]