78642732

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{936223}}^1$

素因数の和:936237

約数の個数: 24

約数和(自身を含む): 209714176

約数和(自身を除く): 131071444

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 936223, 1872446, 2808669, 3744892, 5617338, 6553561, 11234676, 13107122, 19660683, 26214244, 39321366, 78642732]

約数ペア:

[(1, 78642732), (2, 39321366), (3, 26214244), (4, 19660683), (6, 13107122), (7, 11234676), (12, 6553561), (14, 5617338), (21, 3744892), (28, 2808669), (42, 1872446), (84, 936223)]