11887841

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:213

約数の個数: 24

約数和(自身を含む): 14555520

約数和(自身を除く): 2667679

約数列:

[1, 7, 37, 49, 79, 83, 259, 553, 581, 1813, 2923, 3071, 3871, 4067, 6557, 20461, 21497, 45899, 143227, 150479, 242609, 321293, 1698263, 11887841]

約数ペア:

[(1, 11887841), (7, 1698263), (37, 321293), (49, 242609), (79, 150479), (83, 143227), (259, 45899), (553, 21497), (581, 20461), (1813, 6557), (2923, 4067), (3071, 3871)]