22287209

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{647}}^1$

素因数の和:717

約数の個数: 24

約数和(自身を含む): 28071360

約数和(自身を除く): 5784151

約数列:

[1, 7, 19, 37, 49, 133, 259, 647, 703, 931, 1813, 4529, 4921, 12293, 23939, 31703, 34447, 86051, 167573, 454841, 602357, 1173011, 3183887, 22287209]

約数ペア:

[(1, 22287209), (7, 3183887), (19, 1173011), (37, 602357), (49, 454841), (133, 167573), (259, 86051), (647, 34447), (703, 31703), (931, 23939), (1813, 12293), (4529, 4921)]