81090236

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{7717}}^1$

素因数の和:7829

約数の個数: 24

約数和(自身を含む): 147815136

約数和(自身を除く): 66724900

約数列:

[1, 2, 4, 37, 71, 74, 142, 148, 284, 2627, 5254, 7717, 10508, 15434, 30868, 285529, 547907, 571058, 1095814, 1142116, 2191628, 20272559, 40545118, 81090236]

約数ペア:

[(1, 81090236), (2, 40545118), (4, 20272559), (37, 2191628), (71, 1142116), (74, 1095814), (142, 571058), (148, 547907), (284, 285529), (2627, 30868), (5254, 15434), (7717, 10508)]