87391447

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{199}}^1$

素因数の和:343

約数の個数: 32

約数和(自身を含む): 107251200

約数和(自身を除く): 19859753

約数列:

[1, 11, 13, 37, 83, 143, 199, 407, 481, 913, 1079, 2189, 2587, 3071, 5291, 7363, 11869, 16517, 28457, 33781, 39923, 80993, 95719, 181687, 214721, 439153, 611129, 1052909, 2361931, 6722419, 7944677, 87391447]

約数ペア:

[(1, 87391447), (11, 7944677), (13, 6722419), (37, 2361931), (83, 1052909), (143, 611129), (199, 439153), (407, 214721), (481, 181687), (913, 95719), (1079, 80993), (2189, 39923), (2587, 33781), (3071, 28457), (5291, 16517), (7363, 11869)]