42821261

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{4813}}^1$

素因数の和:4892

約数の個数: 16

約数和(自身を含む): 51760128

約数和(自身を除く): 8938867

約数列:

[1, 7, 31, 41, 217, 287, 1271, 4813, 8897, 33691, 149203, 197333, 1044421, 1381331, 6117323, 42821261]

約数ペア:

[(1, 42821261), (7, 6117323), (31, 1381331), (41, 1044421), (217, 197333), (287, 149203), (1271, 33691), (4813, 8897)]