168840.0000000

素因数分解:

$3^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{571}}^1$

素因数の和:691

約数の個数: 24

約数和(自身を含む): 6424704

約数和(自身を除く): 2575593

約数列:

[1, 3, 7, 9, 21, 63, 107, 321, 571, 749, 963, 1713, 2247, 3997, 5139, 6741, 11991, 35973, 61097, 183291, 427679, 549873, 1283037, 3849111]

約数ペア:

[(1, 3849111), (3, 1283037), (7, 549873), (9, 427679), (21, 183291), (63, 61097), (107, 35973), (321, 11991), (571, 6741), (749, 5139), (963, 3997), (1713, 2247)]