40438447

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{3631}}^1$

素因数の和:3718

約数の個数: 16

約数和(自身を含む): 48581632

約数和(自身を除く): 8143185

約数列:

[1, 7, 37, 43, 259, 301, 1591, 3631, 11137, 25417, 134347, 156133, 940429, 1092931, 5776921, 40438447]

約数ペア:

[(1, 40438447), (7, 5776921), (37, 1092931), (43, 940429), (259, 156133), (301, 134347), (1591, 25417), (3631, 11137)]