489848138

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{971}}^1\times {\mathrm{19403}}^1$

素因数の和:20389

約数の個数: 16

約数和(自身を含む): 792148896

約数和(自身を除く): 302300758

約数列:

[1, 2, 13, 26, 971, 1942, 12623, 19403, 25246, 38806, 252239, 504478, 18840313, 37680626, 244924069, 489848138]

約数ペア:

[(1, 489848138), (2, 244924069), (13, 37680626), (26, 18840313), (971, 504478), (1942, 252239), (12623, 38806), (19403, 25246)]