87642784

素因数分解:

$2^5\times {\mathrm{199}}^1\times {\mathrm{13763}}^1$

素因数の和:13972

約数の個数: 24

約数和(自身を含む): 173426400

約数和(自身を除く): 85783616

約数列:

[1, 2, 4, 8, 16, 32, 199, 398, 796, 1592, 3184, 6368, 13763, 27526, 55052, 110104, 220208, 440416, 2738837, 5477674, 10955348, 21910696, 43821392, 87642784]

約数ペア:

[(1, 87642784), (2, 43821392), (4, 21910696), (8, 10955348), (16, 5477674), (32, 2738837), (199, 440416), (398, 220208), (796, 110104), (1592, 55052), (3184, 27526), (6368, 13763)]