16877217

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1$

素因数の和:190

約数の個数: 48

約数和(自身を含む): 28071360

約数和(自身を除く): 11194143

約数列:

[1, 3, 7, 21, 29, 37, 49, 87, 107, 111, 147, 203, 259, 321, 609, 749, 777, 1073, 1421, 1813, 2247, 3103, 3219, 3959, 4263, 5243, 5439, 7511, 9309, 11877, 15729, 21721, 22533, 27713, 52577, 65163, 83139, 114811, 152047, 157731, 193991, 344433, 456141, 581973, 803677, 2411031, 5625739, 16877217]

約数ペア:

[(1, 16877217), (3, 5625739), (7, 2411031), (21, 803677), (29, 581973), (37, 456141), (49, 344433), (87, 193991), (107, 157731), (111, 152047), (147, 114811), (203, 83139), (259, 65163), (321, 52577), (609, 27713), (749, 22533), (777, 21721), (1073, 15729), (1421, 11877), (1813, 9309), (2247, 7511), (3103, 5439), (3219, 5243), (3959, 4263)]