65142868

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{122449}}^1$

素因数の和:122479

約数の個数: 24

約数和(自身を含む): 137144000

約数和(自身を除く): 72001132

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 122449, 244898, 489796, 857143, 1714286, 2326531, 3428572, 4653062, 9306124, 16285717, 32571434, 65142868]

約数ペア:

[(1, 65142868), (2, 32571434), (4, 16285717), (7, 9306124), (14, 4653062), (19, 3428572), (28, 2326531), (38, 1714286), (76, 857143), (133, 489796), (266, 244898), (532, 122449)]