245155967

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{643}}^1$

素因数の和:939

約数の個数: 24

約数和(自身を含む): 296013312

約数和(自身を除く): 50857345

約数列:

[1, 7, 31, 49, 217, 251, 643, 1519, 1757, 4501, 7781, 12299, 19933, 31507, 54467, 139531, 161393, 381269, 976717, 1129751, 5003183, 7908257, 35022281, 245155967]

約数ペア:

[(1, 245155967), (7, 35022281), (31, 7908257), (49, 5003183), (217, 1129751), (251, 976717), (643, 381269), (1519, 161393), (1757, 139531), (4501, 54467), (7781, 31507), (12299, 19933)]